ML063050192: Difference between revisions

From kanterella
Jump to navigation Jump to search
(Created page by program invented by StriderTol)
(StriderTol Bot change)
 
(2 intermediate revisions by the same user not shown)
Line 2: Line 2:
| number = ML063050192
| number = ML063050192
| issue date = 10/04/2006
| issue date = 10/04/2006
| title = 2006/10/04-E-MAIL: (PD) Firebar-D Material (Part 2)
| title = E-MAIL: (PD) Firebar-D Material (Part 2)
| author name =  
| author name =  
| author affiliation = Exelon Corp
| author affiliation = Exelon Corp
Line 16: Line 16:


=Text=
=Text=
{{#Wiki_filter:rlreDar-ii materiai t'age 1 or 1 D. Ashley -Firebar-D material From: <ahmed.ouaou  
{{#Wiki_filter:rlreDar-ii materiai                                                                                 t'age 1 or 1 D. Ashley - Firebar-D material From:       <ahmed.ouaou @exeloncorp.com>
@exeloncorp.com>
To:         <DJA1@nrc.gov>
To: <DJA1@nrc.gov>
Date:       10/04/2006 6:25:33 PM
Date: 10/04/2006 6:25:33 PM  


==Subject:==
==Subject:==
Firebar-D material CC: <fred.polaski@exeloncorp.com>, <donald.warfel@exeloncorp.com>;  
Firebar-D material CC:         <fred.polaski@exeloncorp.com>, <donald.warfel@exeloncorp.com>; <john.hufnagel@exeloncorp.com>
<john.hufnagel@exeloncorp.com>
Donnie:
Donnie: Attached is part 2 of the GE report on Firebar-D.
Attached is part 2 of the GE report on Firebar-D.
<<GE Report on corrosion analysis-Part 2.pdf>>This e-mail and any of its attachments may contain Exelon Corporation proprietary information, which is privileged, confidential, or subject to copyright belonging to the Exelon Corporation family of Companies.
<<GE Report on corrosion analysis- Part 2.pdf>>
This e-mail is intended solely for the use of the individual or entity to which it is addressed.
This e-mail and any of its attachments may contain Exelon Corporation proprietary information, which is privileged, confidential, or subject to copyright belonging to the Exelon Corporation family of Companies.
If you are not the intended recipient of this e-mail, you are hereby notified that any dissemination, distribution, copying, or action taken in relation to the contents of and attachments to this e-mail is strictly prohibited and may be unlawful.
This e-mail is intended solely for the use of the individual or entity to which it is addressed. If you are not the intended recipient of this e-mail, you are hereby notified that any dissemination, distribution, copying, or action taken in relation to the contents of and attachments to this e-mail is strictly prohibited and may be unlawful. If you have received this e-mail in error, please notify the sender immediately and permanently delete the original and any copy of this e-mail and any printout.
If you have received this e-mail in error, please notify the sender immediately and permanently delete the original and any copy of this e-mail and any printout.Thank You.file://C:\temp\GW  
Thank You.
}O0001.HTM 10/21/2006  
file://C:\temp\GW }O0001.HTM                                                                       10/21/2006
,c:\tmp\GW}00001 .TMP Mail Envelope Properties (452434C5.9BA
 
: 20: 18874)Page 11
,c:\tmp\GW}00001 .TMP                                                                               Page 11 Mail Envelope Properties       (452434C5.9BA : 20: 18874)


==Subject:==
==Subject:==
Creation Date From: Created By: Firebar-D material 10/04/2006 6:24:13 PM<ahmed.ouaou  
Firebar-D material Creation Date            10/04/2006 6:24:13 PM From:                    <ahmed.ouaou @exeloncorm.com>
@exeloncorm.com>
Created By:            ahmed.ouaou @exeloncorm.com Recipients nrc.gov OWGWPO01.HQGWDOO1 DJA1 (D. Ashley) exeloncorp.com john.hufnagel CC donald.warfel CC fred.polaski CC Post Office                                                             Route OWGWPOO1 .HQGWDOOI                                                     nrc.gov exeloncorp.com Files                             Size             Date & Time MESSAGE                           988               04 October, 2006 6:24:13 PM TEXT.htm                         1543 GE Report on corrosion analysis- Part 2.pdf         4894671 Mime.822                         6703356 Options Expiration Date:                 None Priority:                         Standard ReplyRequested:                   No Return Notification:             None Concealed  
ahmed.ouaou  
@exeloncorm.com Recipients nrc.gov OWGWPO01.HQGWDOO1 DJA1 (D. Ashley)exeloncorp.com john.hufnagel CC donald.warfel CC fred.polaski CC Post Office OWGWPOO1 .HQGWDOOI Files Size MESSAGE 988 TEXT.htm 1543 GE Report on corrosion analysis-Part 2.pdf Mime.822 6703356 Route nrc.gov exeloncorp.com Date & Time 04 October, 2006 6:24:13 PM 4894671 Options Expiration Date: Priority: ReplyRequested:
Return Notification:
Concealed  


==Subject:==
==Subject:==
Security: None Standard No None No Standard Junk Mail Handling Evaluation Results Message is eligible for Junk Mail handling This message was not classified as Junk Mail Junk Mail settings when this message was delivered Junk Mail handling disabled by User Junk Mail handling disabled by Administrator  
No Security:                         Standard Junk Mail Handling Evaluation Results Message is eligible for Junk Mail handling This message was not classified as Junk Mail Junk Mail settings when this message was delivered Junk Mail handling disabled by User Junk Mail handling disabled by Administrator
-7 TABLE 1 DRYWELL STEEL SPECIFICATION:
 
CHEMISTRY: (TYPICAL)ASIM: A-212-61T Gr B FIREBOX FINE GRAIN- NORMALIZED C -.23 Mn- 1.06 P -.010 S Si-.023 re-. Si STRENGT: (TYPICAL)TS-ILE YIELD ELONG-75,000 PSI-50,000 PSI-35%NOTE: MATERIAL WAS IMPACT TESTED TABLE 2. GPUN Sand and Firebar-D Leachate Analysis Analytical Parameters Na K Ca Hg Al NI Fe Cr mn Pb Nil 3 (N)Cl ,NO 3 So4?Q4 F TOC Organic Acids Total Sulfur B Conductivity pH Firebar-D*
                                    -7 TABLE 1 DRYWELL STEEL SPECIFICATION: ASIM: A-212-61T Gr B FIREBOX FINE GRAIN- NORMALIZED CHEMISTRY:      C - .23 (TYPICAL)      Mn- 1.06 P - .010 S - .023 re Si -. Si
Leachate 1 Hr. 60' C 777 784 176 1936-0.3'd 0.3 C 0.3~'0.3 c O.3 0.6 573 132 2850 N.D.14 1056 1120 50 Moist Sand Leachate Bay 11 Drain 24 Hra, Room Temp (u25s)25 25 30 30 10.5 5.0 0.5'1.5 10.5 4C25 N.D.N.D.39<5 Hoist Sand Leachate Bay 11 Drain 1 H r, 9 0' C (ujl,)25 20 25 10"'1.5 0.5 1.0 O0.5< 0,5 6.5 1.5 32 N.D.37 (5 moist Sand Leachate'Plug #1 (19C)1 Hr, 60" C 37 37 47 10 39' .33 82 4-.33 3.7< .33 45 e:17 28 N.D.N.D.*46.6 Dry Sand UAachate Plug 02 (15A)I Hr, 60' C (uglg)47 23 C 23 z23 2.3 C 2.3 8.4< 2.3< 2.3 c 2.3 93 6 79 N. D.N.D.N.D.588 8.46 7.43 7 58 7.,02 ,5.99 I Table 3. Test Data Irpreseod Relative to the Wter: or Leachate -GE Insulation Day *7 Leachate Scrapings Leechete WS6152-86 W3,06153-86 Moist Truos land Sand Core Leachate Sample 03 Loachato W5#6154-06 6 Moist Plus46 eand Core Sample Leoesbte WWS02S1-00 l14A Dry6 Drywel2 Sand Semple Pipe Leak Loechate Water Sample W505262-SS W5f6221-06 It A- Leached material Volume of Leoshato Co-S0 Ca-137 Gross Beta Gross Alpha Tritium p 1 (6)CaRL)(mC LA)(MCiI/L)(mCi IL)MCui/L)(mCi /L)..13.547 35 6.21-07.98-07 431-07 442-06 8.5 5.6 293 7. 1-07 9.31-07 430-07 9.9 260.5 549 431-07 i. 41-04 7.9 247.5.45 1.62-07 491li07 43$t07 ,441-05 7-.6 23.22.151.2 539 a49107 G453-07 7.1 339.5 97 1.61-OS 2..41-06 439-07 5. 5-06 6.5 3. SE-0S 1.78-03 8.01-03 9.6 Conduetivity Cumboslem) 540.C;Alkalinity am CeCO (milL)slierbonote Carbonate Nydrozide Total Total Organic Carbon (ae/L)Total Sulfur as 50 (CUSO IL)170,..41 I00.2300.110.1i.130.99.44.44.45..24.41 41 24.9.41 al 0.0 260.31.20 230.go. 660.Chloride Fluoride Nitrogen.
                            - 75,000 PSI STRENGT:       TS-ILE
nitrate Nitrogen.
                            - 50,000 PSI (TYPICAL)      YIELD ELONG - 35%
Nitrite Phosphate.
NOTE: MATERIAL WAS IMPACT TESTED
Ortho Sulfate Potassium Sodium HManesium Iron Calcium Boron Strontium Aluminum Lead Barium Arsenic (mi/L)(msN/L)(m0/IL)(CP/L)(mO/L)(IIIL)(maIL)(milL).(ma/L)(mS/L)(maiL)(maiL)CmelL)(mej/L)(mailL)34.60.23.0.5 5.0.66 40.1 96.46.36.53.40.02 5.5 o.80 0.041 ,0.02 0.042 0.096 0.035 22.680.240.0.6 0.1 0.13 C0.1 750.680.220.3.40.03 7.8 0.93 0.004 40.03 0.15 40.005 0.05 7.5 2.0.1 0.4 40.04 0Co. 1 7.4 12.8.3 1.7'C0.02 4.9 0.46 0.13 40.02-0.03 0.0037 40.03 1.4 0.4 0.1 40.05 40.02-0.1 1.4 7.4 3.5 0.71 0.14 1.7.0.074 0.02 cO 032 a0.03 40. 003 40.03 2.2 0.5 0.2 40.05 40.04 40.1 1.0 4.8 2.1.3 a0.02 3.5 40.03 0.076 0.16 40.03 4OO03 40.03 3.0 3.8 12.16.9.0 0.4 0.06 40. 04 40.1.14.3.5.7 0.27 1.5 0.24 ,0.014 40.02 0.1 0.0042 40.03 19.56.20.0.2 6.3 40.04 40.1 62.95.110.11.9.1 0.92 6.20-O. 12 40.3 40.03 40.3 Table 4.. Calculation of chars. Balances -GE (ion Concentrations in Hill)oquivalenta per Liter)Insulation say #7 Leachato ScrapinsO Leaehate WS#8132-66 vS#6153-16 Torus Sand gand Core Leachate Sample 03 Leachate eseos-4-SS We"6280-66 I -?#.Plust4 Sand Lioe a Drywall Core eampl. Sand Sample PIp* Leak Leachate N"824O1-00 lot -Bicarbonate Carbonate Chloride Fluoride Nitrate UltrLto Sulfate Boron as borate Arsenic as arsenate Sun ot Anions (no/L)3.4 0.16 0.65 0.026 0.36 0.047 2.0 0-.082 0.0014 6., 2.2 0.33 6.8 0.032 0.007 0.009 1i 0.086 0.0020 25.0.80 0.056 0.0053 0.029 0.15 0.042 1.2 0.46 0.48 Leaebato VS#6202-O6 1% A-H 0.16 0.25 60.021 0.0002 Water Sample 1S 36221-85 0.023 0.014 0.0053 0.011 5.2 0.42 0.56 0.011 0.45 1.3-.0.085 6.0 0.020 0.0060 0.52 0.021 0.20 0.02;0.53 0.77 I.Potassium as 1+Sodium am No+agnoesium as Me++Iron as Vo++Calcium as Ca++ftrontsum em $r4+Aluminum as Lead an ?tb*BIrium as Sa++Sum of Cations (nmeL)1.2 1.6 4.4 17 0.6 0.25 0.27 0.30 0.0000 0.0021 0.31 0...36 0.14 0.24 0.003 0.0001 0.10 0.15 0.058 0.005 0.065 0.0005 0.12 0.087 0.11 0.17 0.0017 0.018 0.077 0.043 0.47 0.0007 0.075 0.001 0.0001 2.5 4.8 0.801 0.33 0.32 0.o006 0.0004 0.0014 0.0014 7.S .27 1.2 0.49 0.51 0.68 6.9 Table S. Test Data gnpressed eleative to the Sample iWeiabt-GE Insulation say #7 Torus Send Band Core 8orapings Sample 03 I~.o Flusf4 Sand Core Sample IA NU63061-00 Area 6 land Semple, it At-85 UrW6202- 68 WS56152-56 W586153-86 WVU6154-85 5504260186 moisture Content LZAC A3LI CNARACTZRISTZCS:
 
Alkalisity 0s CaCO (mg/8)Bicsrbonate Carbonate lydrozide Total T1tal Organic Carbon (ag/8)Total Sulfur as 50 1mso4 /5)Dry 12.62&#xfd; 1.12 2. O6 Dry Cbloride Fluoride*Utzogon.
TABLE 2. GPUN Sand and Firebar-D Leachate Analysis Moist                Hoist            moist          Dry Sand Leachate      Sand Leachate Firebar-D* Leachate         Bay 11 Drain                        Sand Leachate  Sand UAachate Analytical                                                    Bay 11 Drain  C 'Plug #1 (19C)
xitrate sitrooen.
Parameters 1 Hr. 60' C           24 Hra, Room Temp        r, 9 0' 1 H(ujl,)      1 Hr, 60" C Plug 02 (15A)
Uitrito Phosphate.
(u25s)                                            I Hr, 60' C (uglg)
Ortho Sulfate Potassium Sodium Magnesium Iron Calcium Boron Strontium Aluminum Load Barium Arsenic (mg/8)(mgSl)(agsO I)(4/6 (38/I8)(as/a (ag/a)(ma/a)(ma/a)(mgai)4.5 0.31'0.03 4.7 0.13 3.1 0.01 0.013 0.13 0.017 o0.003 2.5 1.2 0.35 1.4-0.0008 0.14 0.023 0. 0011-0. 0006 0.0011 0.0025 0.00092 0.71'0.05 5.8 0.90 33.11.0.027 0.0044 0.00538'0.005 33.30.3.6 0.13 40.002 0.35 0.041 0.0042'0.002 0.0067'0.00022 0.0022 0.0053 00052 0.015 0.0042 0.00021 0.00084%0.0001'0.002 0.016 0.025 0.017 0.0036'0.00004 0.01 0.00037 0.00027'0.00004'0.00006 0.00001'0.00005 i.0063 0'.0021 0.00026'0.0002'0.0001 40.0003 0.0036 0.019 0.0031 0.0016 0.00036 0.0044 0.00019 0.00005'0.0003-0.00006-0.0000 1'0.00006 0.093 140.002 40.002 0.003 0.06'0,.003.10.086 0.008 40.004 0.006" 0.014 0.0076 0.0018 0.00071'0.003'0.O0002 40.0004 0.0036 0.017 0.0071 0.0046'0.00007 0.012 o0.00011 0. 00027 0.00057'0.00011'0.00001 40.00011 0.026-0.003 40.003 0.026 0.034 0.046 0.026 0.00011 0.00017 40.0001-0. 0003 0.04 0.008S 0.0029 0.016 0.00077 0.0043 0.00069 O. 00 00'40.00008 0.00029 0.00001'0.0009 Table 6. DRYWELL BAY 11 DRAIN WATER (GPUN)BAY 11 DRAIN WATER 12/1/86 (ppm)BAY 11 DRAIN WATER 12/6/86 (ppm)Sodium Potassium Calcium Magnesium Aluminum Nickel Iron Chromium Manganese, Lead3 (N)Chloride Nitrate Sulfate Phosphate Fluoride TOC Organic Acid Total Sulfur as SO 4 Conductivity (uS/cm)pH* Alkalinity
Na 777                        25 K                                                                  25                37 784                        25                                                   47 Ca                176                                            20              37 Hg                                            30                                                    23 1936                                              25               47          C 23 Al                                            30                   10              10
(<145 142 7.5 30 0.33 0.01 0.01 0.01.0.01 0.06 3.6 a 96.85 6.4 11 0.02< 0.02 0.74< 0.02 0.02< 0.02 25 6 60 ND 32.5 8.7 153 5< 1 51< 0.1 23.3 153 1100 814 8.90 8.70 260* All Alkalinity Present As HCO 3 Table 7. OYSTER CREEK DEPOSIT SAMPLES (1) (GPUN)144036 1"037 1"4038 Deposit -Scrapings from Bay No. 7 between torus and dryvell (Oyster Creek No. WS-6153-86)
                      - 0.3'                      10.5                                             z23 NI                                                                  "'1.5           39 d 0.3                                            0.5                             2.3 Fe                C 0.3                                            1.0            '    .33      C 2.3 Cr                ~'0.3                        5.0                                 82
Deposit -Scrapings from in back of No. 11 expansion joint found in Bay No. 11 between torus and dryvell (0. C. No. WS-6280-86)
                                                *0.5                   O0.5                             8.4 mn                c O.3                        0.5                               4-.33         < 2.3 Pb                                                              < 0,5                3.7 0.6                      '1.5                                              < 2.3 Nil 3 (N)                                                                          < .33       c 2.3 Cl                573                        10.5
Deposit -Scrapings from under downcomer found in bay No. 11 between torus and dryvell (Oyster Creek No. US-6281-86)
    ,NO  3                                                              6.5            45 132                                              1.5          e:17             93 So4              2850                                                                                6
Aluminum (A1 2 0 3)Boron (1203)Calcium (Ca0)Chromium (Cr 2 0 3)Copper (CuO), Iron (Fe 2 0 3)Lead (PbO)magnesium (MgO)Manganese (OnO)Nickel (NiO)Potassium (K 2 0)Sodium (Na20)Total Yields 1"036 0.091 0.35 0.21 0.006 0.013 78.51 0.55 0.27 0.33 0.013 1.58 1.15 83.072 1"4037 0.232 0.35 2.07 00.004 0.038 69.93 0.51 2.12 0.25 0.025 0.12 0.11 75.76Z 1"038 0.381 0.32 1.39 0.045 0,088 65.35 8.72 4.78 0.48 0.044 0.16 0.19 81.961* The remainder of the deposit was verified by EDAX to be silicon which is not soluble in hydrochloric acid. The chloride detected by EDAX is due to solvent.(1) Samples taken between 12/1/86 and 12/6/86.
    ?Q4                                        4C25                    32              28 N.D.                     N.D.                                                   79 F                  14                                                          N.D.           N. D.
Table 8. EDAX Elemental Analysis of "Deposit" from Day 7-- GE Element Na Si S Cl K Ca Mn Fe Br Pb Detected Range (Wt.%)0.00 0.00 0.00 0.40 0.76 0.00 0.00 41.37 0.00 0.00 2.09 0.66 11.65 6.74 21.24 1.30 0.93 96.82 4.38 34.39 Average (Wt.%)0.61 0.15 4.15 2.11 8.00 0.20 ..0.25 73.49 0.72 10.27 Table 9. UT Characterization of Damage by Bay Number BayN. UT Characterization 1 Minor damage 3 Minor damage 5 Pitting/inclusion 7 Minor damage 9 Pitting/inclusions 11 Wastage 13 Wastage 15 Pitting/helutiont 17 Wastage 19 Wastage Table10. Core Sample Locations Sample No.1 2 3 4 5 6 7 Bay/Location 19C 1l5A TM~Wastage Pit/Incl 17D Wastage 19A Wastage 1l1A Wastage llA-H Minor damage 19A Minor damage Elevation 11'-3 5/8" 11'-5 1/4" 11'-3 3/4" 11'-3 3/8" 11'-3" 12'-2 3/4" 12'-i" Samples Obtained Core, sand, bacteriological*
N.D.                N.D.             N.D.
Core sand,'bacteriological Core,-sand Core, sand bacteriological Core, sand Core, sand bacteriological Core,, sand Organization GPUN GPUN GE GE GPUN-Archive GE GPUN-Archivei Baceriological analysis performed at York College TABLE 11. ENERGY DISPERSION ANALYSES FROM THE SURFACE OF THE PLUG SAIMLES (GPUN)ELEMENTAL COMPOSIT-ION MAJOR MINOR SAMPLE 15A 19C Fe Fe Pb Cl TRACE AISi,Ca,Mn AI,SI,Mn* MAJOR MINOR TRACE> 10 Wt.%> I wt. %< wt. %ELEMENTS BELOW ATOMIC NUMBER OF 11 ARE NOT DETECTABLE.
TOC              1056                                                                          N.D.
TABLE 12.ENERGY DISPERSION ANALYSIS OF THE SAND SAMPLE FROM THE 15A SAMPLE LOCATION (GPUN)ELEMENTAL COMPOSITION  
Organic Acids                                    39                  37              *46.6 1120                      <5                                                  N.D.
*MAJOR MINOR TRACE* MAJOR MINOR Si AI Fe Cl,KPb,Ti>. 10 wt. z lwt.z TRACE 1 wt. %
Total Sulfur            50                                          (5 B
TABLE 13.ENERGY DISPERSION ANALYSIS OF THE FLAKE DEPOSIT FROM THE 19C PLUG SAMPLE (GPUN)ELEMENTAL COMPOSITION 0 MAJOR MINOR TRACE Fe Si,.Cl pH DETERMINED BY LITMUS PAPER 4 SMAJOR MINOR*~10 Wt. %*~1 wt. %1 lwt. %a TRACE Table 14. Oyster Creek Core Plug Corrosion Surfaces -GE Element Conc. Range Core Plug 17D Core Plug 19A Core Plug IIA-H Al Si S Cl K Ca Mn Fe Pb Br Cu Ti Cr m 0.17-0.20 3.71-4.92'1.36-1.93 92.73-94.60 0.00-0.35 0.04-0.07 0.08-0.09 0.34-1.25 0.00-0.03 1.87-2.48 96.07-97.45 0.00-0.16 0..00-0.04 1 .42-2.45 9.83-11.31 4.39,5.37 0..00-0.16 0.14-0.68 0.00-0.11 21.72-28.87 52.61-519.77 1.17-1.37 0.03-0.07 0.06-0.16 Table 15. Oyster Creek Core Plug Cross-Section Analysis -,GE Typical Concentration  
Conductivity          588 pH                  8.46                     7.43                 7 58                           ,5.99 7.,02 I
&#xfd;Wt.Z)Element Plug 17D*Plug 19A Plug IlA-H Al Si S Cl K Ca FM Fe Pb Br Cu Ti Cr 0.08 0.23 3.45 0.02"0.02 1.63 94.40 0.08 0.30 16.40 2.57 0.14 1.24 98.37 0.01 0.66 79.56 0.16 0.27 0.05 0.02 0.04 0.09 0.07 0.18 Xerge of (2) values Table 16. Oyster Creek Plug Crust Samples (Wt.Z) -GE Elemental Conc. Range Plug 17D Plug 19A Al Si S cl K Ca Mn Fe Pb B .r Cu TI 0.00-0.63 0.02-0.38 0.00-0.09 0.00-0.11 1.54-10.92 88.32-98.26 0.00-0.23 0. 00-J. 03 3.81-30.34
 
: 0. 07-1.72 0.33-1.93 0.00-0.65 0.00-0.66 0.00-1.50 64.69-93.36 0.00-0.52 0.00-2.98 Table 17. Elements.
Table 3. Test Data Irpreseod Relative to the Wter: or Leachate   -   GE Moist        Moist          Dry Insulation       Day *7   Truos land  Sand Core Plus46 eand      A*ea 6      Drywel2 Leachate     Scrapings   Leachate    Sample 03 Core Sample Sand Semple      Pipe Leak Leechete                 Loachato    Leoesbte    Loechate Water Sample WS6152-86     W3,06153-86                           WWS02S1-00 W5#6154-06   WSG*260- 6               W505262-SS   W5f6221-06 l14A      It A-
Present in Seawater 9.Anions, ppm, Cations, ppm Cl so 4 Br F I Inorg. C Org. C N(NO 3)N(NO 2)N(NH 3)Org. N P(PO 4)Org. P 18980 2652*65 1.4 0.05 28 1.2-3.0 O0O01-0.7 0.001-0.05 0.005-0.05 0.03-0.2 0.001-0.10 0-0.016 Na Mg Ca K Sr si0 2 B H3 BO3 Si Al Rb Li Ba As Fe Zn Cu*10561 1272.-400'380 13 0.01-7.0 4.6 26 0.02-4.0 0.6-1.5 0.2 0.1 0.05 0.003-0.;024 0.002-0.02 0.005&#xfd;0.014 0.001-0.09 Table 18.Summary of Core Plug Thickness Measurements Pre-Removal Average Sample Thickness, in 19C 0.815 15A (0.490 min)1.17 17D 0.840 19A 0.830 11A 0.860 11A-H 1.17 19A 1.14 Post-Removal Average Thickness, in 0.825 1.17 0.860 0.847 0.885 1.19 center 1.18 center Coment a Wastage, thick corrosion product Inclusions, superficial corrosion Wastage, thick corrosion product Wastage, thick corrosion product Wastage -Archive specimen Above wastage, no significant corrosion Above wastage, no significant corrosion-1 TABLE 19.CORROSION RATES OF CARBON STEEL UNDER STATIC-AIR SATURATED CONDITIONS 1 2-1 5 WATER TYPE DISTILLED
* Leached material                     ..13.547 (6)                         5.6    260.5        247.5        151.2        339.5 Volume of Leoshato        CaRL)       35          293        549          .45          539            97 Co-S0                (mC LA)                                                                                     3. SE-0S Ca-137                (MCiI/L)     6.21-07        7. 1-07                  1.62-07                  1.61-OS Gross Beta            (mCi IL)        .98-07       9.31-07                   491li07                  2..41-06 a49107                1.78-03 Gross Alpha            MCui/L)        431-07       430-07       431-07       43$t07                    439-07
+NAOH/HCL TEMP"C(OF)40(104)EXPOSURE PH PERIOD,DAYS 4.5-8 4.1-9.5 -CORROSION RATEMPY 23.8 22(72)16.6 PARTIAL DEMIN (0,I/3,6uS/cm) 52(125)'62 145 2.1 5.6 REF UHLIG/WHITMAN UHLIG/WHITMAN BRUSH BRUSH SPELLER SPELLER MERCER MERCER MERCER KHOMITCH KHOMITCH KHOMITCH NA DISTILLED TAP 40(104)60(140)25(77)40(104)60(140)40(104)50(122)60(140)25(77)45(113)45(113)45(113 25(77)50(122)5.4-6.5 5.4-7.0 5.4-8.0 7.2-7.7 7.2-7.7 7.2-7.7 100 100 100 12 14 90 90 90 35 53.5 54.0 61.7 1.4 2.9 6.6 CONDENSATE FEEDWATER CONDENSATE CONDENSATE SEAWATER SEAWATER SOIL MIX 7.5-11 365-1095 8 BREDEN 20 NOE 20 WAGNER 15 OBRECHT 3.5 HUDSON>6"%7>50 NACE 15(59) ^-7 1456"'I p UHLIG 7-ass I!Figure 1. Oyster Creek Mark I Containment 10.6 __- 2 l_ eo 44.PLAN VIEW ToRUS DR-I'WEL.Figure 2. Location of Bays in Oyster Creek Torus and Drywell.X=Sites of water on Torus floor.
                                                                                ,441-05     G453-07 Tritium              (mCi /L)        442-06                    i. 41-04                              5.5-06        8.01-03 1
Figure 3. Primary Containment Geometry of Oyster Creek SI FJSERGAftR P PO~tf A~'-A. AtA IL M-46")FIGURE, 4.PWTIAL C.ROES S~ECTIOW4OP DRYWELL t yI lI V."N IL it'-d'W %A"CbAW*L FIGURE 5.SECTION A-A A7 VgNT r4 S AWD, P 0 F S M ALL' -z LE S SFET~~ ~~U U i a V!ZiA A L FE'C CL K--- ------ --.. ...Z.V I--f P,13IT, Figure 6. Photo shows distribution anld type of sand particles.
p                                      8.5           9.9        7.9        7-.6          7.1          6.5         9.6 Conduetivity        Cumboslem)    540.         2300.       99.                       45.           go.       660.
Alkalinity am CeCO     (milL) slierbonote               170,..         110.        44.           23.       .24.
: 9.       260.
C;        Carbonate Nydrozide Total 41 I00.
1i.
130.       44.           22.
41 41 24.
41 al 0.0 31.
20 230.
Total Organic Carbon    (ae/L)        34.          22.          3.0                      3.8        12.       19.
Total Sulfur as 50  (CUSOIL)        60.          680.          7.5        1.4                      16.        56.
2.2 Chloride                (mi/L)       23.          240.          2.          0.4          0.5          9.0      20.
Fluoride                                0.5          0.6        0.1        0.1          0.2          0.4        0.2 Nitrogen. nitrate                      5.           0.1         0.4        40.05      40.05          0.06        6.3 (msN/L)                                                                                      40.04 Nitrogen. Nitrite                      0.66          0.13    40.04        40.02      40.04        40. 04 (m0/IL)        40.1                                                            40.1 Phosphate. Ortho                                    C0.1        0Co.1     -0.1        40.1                     40.1 (CP/L)
Sulfate                              96.         750.           7.4        1.4          1.0       .14.       62.
(mO/L)                                                7.4           4.8 Potassium                            46.         680.         12.                                     3.         95.
Sodium                                36.         220.           8.3        3.5          2.                   110.
(maIL)
(milL).                                                             1.3                    11.
HManesium              (IIIL)        53.            3.         1.7        0.71                      5.7 Iron                                  40.02        40.03      'C0.02        0.14       a0.02          0.27        9.1 (ma/L)                                                1.7.
Calcium                (mS/L)          5.5          7.8        4.9                      3.5         1.5 Boron                                  o.80          0.93        0.46        0.074      40.03           0.24        0.92 (maiL)                                                0.02          0.076                  -O. 12 Strontium                              0.041        0.004      0.13                                ,0.014        6.20 (maiL)
CmelL)                                                              0.16 Aluminum                              ,0.02        40.03      40.02         cO 032                    40.02 Lead                    (mej/L)        0.042        0.15    -0.03         a0.03      40.03          0.1      40.3 (mailL)                                              40. 003    4OO03                    40.03 Barium                                  0.096        40.005      0.0037                                0.0042 Arsenic                                0.035        0.05    40.03        40.03      40.03          40.03     40.3
 
Table 4.. Calculation of chars. Balances - GE (ion Concentrations in Hill)oquivalenta per Liter)
Insulation   say #7     Torus Sand gand Core Plust4 Sand    Lioe a    Drywall Leachato  ScrapinsO    Leachate   Sample 03 Core eampl. Sand Sample PIp* Leak Leaehate                  Leachate   Leachate    Leaebato Water Sample WS#8132-66 vS#6153-16    eseos-4-SS We"6280-66 N"824O1-00 VS#6202-O6 1S  36221-85 lot -     1%A-H I -?#.
0.80        0.46        0.48      0.16      5.2 Bicarbonate               3.4       2.2 Carbonate                0.16       0.33                                                        0.42 0.65      6.8          0.056        0.023      0.014      0.25      0.56 Chloride Fluoride                  0.026      0.032       0.0053      0.0053      0.011  60.021        0.011 Nitrate                  0.36        0.007        0.029                               0.0002    0.45 UltrLto                  0.047      0.009 Sulfate                  2.0      1i            0.15        0.020      0.021     0.20        1.3-.
Boron as borate          0-.082    0.086        0.042        0.0060                0.02;I. 0.085 Arsenic as arsenate      0.0014      0.0020 Sun ot Anions  (no/L)    6.,      25.           1.2          0.52       0.53      0.77      6.0 Potassium as 1+          1.2      17            0.31        0.10        0.12      0.077      2.5 Sodium am No+             1.6        0.6          0...36      0.15        0.087      0.043      4.8 agnoesium as Me++        4.4        0.25          0.14         0.058      0.11      0.47      0.801 Iron as Vo++                                                    0.005                0.0007      0.33 Calcium as Ca++          0.27      0.30          0.24        0.065      0.17     0.075      0.32 ftrontsum em $r4+        0.0000    0.0021        0.003        0.0005      0.0017                0.o006 Aluminum as Al+-*                                                          0.018 Lead an ?tb*              0.0004    0.0014                                            0.001 0.0001 BIrium as Sa++            0.0014                   0.0001 Sum of Cations (nmeL)    7.S     .27             1.2         0.49       0.51       0.68       6.9
 
Table S. Test Data gnpressed       eleative to the Sample iWeiabt-GE Insulation     say #7   Torus Send     Band Core     Flusf4 Sand    Area 6 8orapings                   Sample 03     Core Sample land Semple, I~.o         IA         it At-85 NU63061-00 UrW6202- 68 WS56152-56 W586153-86   WVU6154-85     5504260186 moisture Content                                 Dry        12.62        &#xfd;  1.12        2. O6        Dry LZAC A3LI CNARACTZRISTZCS:
Alkalisity 0s CaCO       (mg/8) 0.06                      0.026 Bicsrbonate               4.5                       0.093                        .10.086 0.31        0.71      140.002          '0,.003        0.008    -0.003 Carbonate
                                  '0.03        '0.05        40.002                        40.004      40.003 lydrozide 4.7          5.8          0.003            0*057        0.006"      0.026 Total T1tal Organic Carbon    (ag/8)     0.13        0.90        0.0053          00052        0.014        0.034 Total Sulfur as 50  1mso4 /5)      3.1       33.            0.015            i.0063      0.0076      0.046 0.01      11.           0.0042                        0.0018      0.026 Cbloride                                                                      0'.0021 Fluoride                (mg/8)      0.013        0.027        0.00021          0.00026      0.00071      0.00011
*Utzogon. xitrate                  0.13        0.0044      0.00084      '0.0002      '0.003        0.00017 0.017        0.00538  %0.0001          '0.0001      '0.O0002    40.0001 sitrooen. Uitrito      (mgSl)
                                              '0.005                                      40.0004    -0. 0003 Phosphate. Ortho                  o0.003                  '0.002          40.0003 (38/I8)
Sulfate                            2.5        33.           0.016           0.0036      0.0036       0.04 (agsO I)      1.2        30.           0.025            0.019        0.017        0.008S Potassium Sodium                    (4/6    0.35        3.6          0.017            0.0031      0.0071      0.0029 Magnesium                          1.4          0.13        0.0036          0.0016       0.0046      0.016 Iron (as/a    -0.0008      40.002      '0.00004            0.00036    '0.00007      0.00077 Calcium (ag/a)      0.14        0.35        0.01            0.0044      0.012        0.0043 Boron                  (mgai)      0.023        0.041        0.00037          0.00019      o0.00011    0.00069 Strontium                          0. 0011      0.0042      0.00027          0.00005      0. 00027    O. 00 00' (ma/a)
Aluminum                          -0. 0006    '0.002      '0.00004        '0.0003        0.00057  40.00008 Load                                0.0011      0.0067    '0.00006        -0.00006      '0.00011       0.00029 (ma/a)    0.0025    '0.00022      0.00001        -0.0000 1    '0.00001      0.00001 Barium Arsenic                            0.00092      0.0022    '0.00005        '0.00006      40.00011    '0.0009
 
Table 6. DRYWELL BAY 11 DRAIN WATER (GPUN)
BAY 11 DRAIN WATER        BAY 11 DRAIN WATER 12/1/86                 12/6/86 (ppm)                   (ppm)
Sodium                                         145                      96 142                    .85 Potassium Calcium                                         7.5                    6.4 Magnesium                                       30                      11 Aluminum                                       0.33                    0.02
                                                                        < 0.02 Nickel                                       ( 0.01 a        0.74 Iron Chromium
                                              < 0.01 0.01                  < 0.02 Manganese,                                    .0.01                   0.02 Lead                                            0.06                 < 0.02 N* 3 (N)                                        3.6 Chloride                                      32.5                         25 8.7                         6 Nitrate 153                         60 Sulfate 5                       ND Phosphate Fluoride                                    <     1 TOC                                              51                   23.3 Organic Acid                                < 0.1 Total Sulfur as SO4                            153 Conductivity (uS/cm)                          1100                     814 8.90                     8.70 pH
* Alkalinity                                                                260
* All Alkalinity Present As HCO3
 
Table 7. OYSTER CREEK DEPOSIT SAMPLES (1) (GPUN) 144036         Deposit - Scrapings from Bay No. 7 between torus and dryvell (Oyster Creek No. WS-6153-86) 1"037        Deposit - Scrapings from in back of No. 11 expansion joint found in Bay No. 11 between torus and dryvell (0. C. No. WS-6280-86) 1"4038        Deposit - Scrapings from under downcomer found in bay No. 11 between torus and dryvell (Oyster Creek No. US-6281-86) 1"036          1"4037          1"038 Aluminum (A1   2 03 )                  0.091          0.232          0.381 Boron (1203)                             0.35          0.35            0.32 Calcium (Ca0)                           0.21          2.07            1.39 Chromium (Cr 20 3 )                     0.006          00.004          0.045 Copper (CuO),                           0.013          0.038          0,088 Iron (Fe 20 3 )                       78.51          69.93          65.35 Lead (PbO)                               0.55          0.51            8.72 magnesium (MgO)                         0.27            2.12            4.78 Manganese (OnO)                         0.33            0.25            0.48 Nickel (NiO)                            0.013           0.025          0.044 Potassium (K2 0)                        1.58          0.12            0.16 Sodium (Na20)                            1.15           0.11            0.19 Total Yields                  83.072          75.76Z          81.961
* The remainder of the deposit was verified by EDAX to be silicon which is not soluble in hydrochloric acid.       The chloride detected by EDAX is due to solvent.
(1)    Samples taken between 12/1/86 and 12/6/86.
 
Table 8. EDAX Elemental Analysis of "Deposit" from Day 7--    GE Element        Detected Range (Wt.%)        Average (Wt.%)
Na                0.00  2.09                  0.61 Si                0.00  0.66                  0.15 S                0.00  11.65                  4.15 Cl                0.40  6.74                  2.11 K                0.76  21.24                  8.00 0.20    ..
Ca               0.00   1.30 Mn                0.00   0.93                  0.25 Fe              41.37  96.82                73.49 Br                0.00   4.38                  0.72 Pb                0.00   34.39                10.27
 
Table 9. UT Characterization of Damage by Bay Number BayN.                   UT Characterization 1                   Minor damage 3                    Minor damage 5                    Pitting/inclusion 7                    Minor damage 9                    Pitting/inclusions 11                    Wastage 13                    Wastage 15              Pitting/helutiont 17                    Wastage 19                    Wastage
 
Table10. Core Sample Locations Sample    Bay/
No. Location      TM~        Elevation  Samples Obtained Organization 1
19C    Wastage        11'-3 5/8"    Core, sand,      GPUN bacteriological*
2        1l5A  Pit/Incl      11'-5 1/4"    Core sand,'      GPUN bacteriological 3        17D    Wastage        11'-3 3/4"    Core,-sand        GE 4        19A    Wastage       11'-3 3/8"    Core, sand        GE bacteriological 5       1l1A   Wastage       11'-3"        Core, sand    GPUN-Archive 6      llA-H   Minor damage   12'-2 3/4"     Core, sand        GE bacteriological 7        19A 12'-i" Minor damage                  Core,, sand   GPUN-Archivei Baceriological analysis performed at York College
 
TABLE 11. ENERGY DISPERSION ANALYSES FROM THE SURFACE OF THE PLUG SAIMLES (GPUN)
ELEMENTAL COMPOSIT-ION SAMPLE                    MAJOR             MINOR           TRACE 15A                         Fe               Pb         AISi,Ca,Mn 19C                        Fe                Cl          AI,SI,Mn
* MAJOR         >   10 Wt.%
MINOR        >     I wt. %
TRACE            <   wt. %
ELEMENTS BELOW ATOMIC NUMBER OF 11 ARE NOT DETECTABLE.
 
TABLE 12. ENERGY DISPERSION ANALYSIS OF THE SAND SAMPLE FROM THE 15A SAMPLE LOCATION (GPUN)
ELEMENTAL COMPOSITION
* MAJOR             Si MINOR             AI Fe TRACE            Cl,KPb,Ti
* MAJOR      >. 10 wt. z MINOR            lwt.z TRACE           1 wt. %
 
TABLE 13. ENERGY DISPERSION ANALYSIS OF THE FLAKE DEPOSIT FROM THE 19C PLUG SAMPLE (GPUN)
ELEMENTAL COMPOSITION 0 MAJOR                 Fe MINOR TRACE                 Si,.Cl pH DETERMINED BY LITMUS PAPER 4
SMAJOR           *~10 Wt. %
MINOR            *~1 wt. %
a TRACE               1lwt. %
 
Table 14. Oyster Creek Core Plug Corrosion Surfaces - GE Element               Core Plug             Core Plug             Core Plug Conc. Range                17D                  19A                  IIA-H Al                                           m 0..00-0.04 Si                                                              1.42-2.45 S                  0.17-0.20                                  9.83-11.31 Cl                  3.71-4.92            0.34-1.25             4.39,5.37 K                                                              0..00-0.16 Ca                                        0.00-0.03            0.14-0.68 Mn                '1.36-1.93            1.87-2.48            0.00-0.11 Fe                92.73-94.60          96.07-97.45          21.72-28.87 Pb                                                            52.61-519.77 Br                  0.00-0.35            0.00-0.16             1.17-1.37 Cu Ti                  0.04-0.07            0.03-0.07 Cr                  0.08-0.09            0.06-0.16
 
Table 15. Oyster Creek Core Plug Cross-Section Analysis -,GE Typical Concentration &#xfd;Wt.Z)
Element             Plug 17D*               Plug 19A               Plug IlA-H Al Si                   0.08                                            0.30 S                    0.23                                           16.40 Cl                  3.45                   0.14                    2.57 K                    0.02 Ca                  "0.02 FM                  1.63                   1.24                    0.01 Fe                  94.40                   98.37                  0.66 Pb                                                                  79.56 Br                  0.08                                            0.16 Cu                                                                  0.27 Ti                  0.04                    0.07                    0.05 Cr                  0.09                   0.18                    0.02 Xerge of (2) values
 
Table 16. Oyster Creek Plug Crust Samples (Wt.Z) - GE Elemental Conc. Range             Plug 17D             Plug 19A Al                                       0.00-J. 03 Si                 0.00-0.63            3.81-30.34 S                                        0.07-1.72 cl                  0.02-0.38             0.33-1.93 K                  0.00-0.09             0.00-0.65 Ca                  0.00-0.11            0.00-0.66 Mn                1.54-10.92            0.00-1.50 Fe                88.32-98.26           64.69-93.36 Pb B.r Cu                  0.00-0.23             0.00-0.52 TI                                        0.00-2.98
 
9 Table 17. Elements. Present in Seawater
      . Anions, ppm,                          Cations, ppm Cl                  18980              Na              *10561 so 4                2652              Mg                1272.
Br                    *65              Ca                -400 F                    1.4              K                  '380 I                    0.05              Sr                  13 Inorg. C                  28              si02            0.01-7.0 Org. C                1.2-3.0             B                  4.6 N(NO3 )              O0O01-0.7          H3 BO3                26 N(NO2 )            0.001-0.05            Si              0.02-4.0 N(NH 3 )          0.005-0.05            Al              0.6-1.5 Org. N               0.03-0.2            Rb                  0.2 P(PO4 )           0.001-0.10            Li                  0.1 Org. P                0-0.016            Ba                0.05 As            0.003-0.;024 Fe            0.002-0.02 Zn            0.005&#xfd;0.014 Cu            0.001-0.09
 
Table 18. Summary of Core Plug Thickness Measurements Pre-Removal    Post-Removal Average        Average Sample Thickness, in  Thickness, in                  Coment a 19C      0.815          0.825      Wastage,  thick corrosion product 15A  (0.490 min)        1.17      Inclusions, superficial corrosion 1.17 17D      0.840          0.860      Wastage,  thick corrosion product 19A      0.830          0.847      Wastage,  thick corrosion product 11A      0.860            0.885      Wastage - Archive specimen 11A-H      1.17        1.19 center    Above wastage, no significant corrosion 19A        1.14        1.18 center    Above wastage, no significant corrosion
                                                                        -1
 
TABLE 19. CORROSION RATES OF CARBON STEEL UNDER STATIC-AIR SATURATED CONDITIONS 1 2 -15 WATER        TEMP                  EXPOSURE    CORROSION "C(OF)        PH      PERIOD,DAYS    RATEMPY  REF TYPE 40(104)      4.5-8                    23.8    UHLIG/
DISTILLED  +
WHITMAN NAOH/HCL 4.1-9.5                          UHLIG/
22(72)                    -          16.6 WHITMAN 2.1  BRUSH PARTIAL DEMIN    52(125)                      '62 (0,I/3,6uS/cm)                              145          5.6  BRUSH SPELLER NA                40(104)                                  12 60(140)                                  14  SPELLER 25(77)                                        MERCER DISTILLED                      5.4-6.5      100          1.4 40(104)     5.4-7.0      100          2.9  MERCER 60(140)      5.4-8.0      100          6.6  MERCER KHOMITCH TAP              40(104)       7.2-7.7        90      53.5 90      54.0   KHOMITCH 50(122)       7.2-7.7 90      61.7    KHOMITCH 60(140)       7.2-7.7 CONDENSATE        25(77)                       35          8  BREDEN 45(113)                                   20  NOE FEEDWATER 45(113)                   365-1095      20  WAGNER CONDENSATE                      7.5-11 45(113                                    15  OBRECHT CONDENSATE                      >6 25(77)       "%7                      3.5  HUDSON SEAWATER SEAWATER          50(122)                                 >50  NACE SOIL MIX          15(59)       ^-7         1456          "'Ip  UHLIG
 
7-ass I!
Figure 1. Oyster Creek Mark I Containment
 
.6 __-                                                             2l_eo 10 44.
PLAN VIEW ToRUS              DR-I'WEL.
Figure 2. Location of Bays in Oyster Creek Torus and Drywell.
X=Sites of water on Torus floor.
 
Figure 3. Primary Containment Geometry of Oyster Creek SI FJSERGAftR  P    PO~tf A~'
                          -    A.         AtA    IL  M-46")
FIGURE, 4. PWTIAL C.ROES S~ECTIOW4OP DRYWELL
 
V."N t yI lI IL it'-d' W %A"CbAW*L FIGURE 5. SECTION A-A A7 VgNT
 
r4 S AWD,          P     0F S M ALL' -z  LE S SFET~~ ~
                  ~
V!
U U
i a
ZiA             AL FE' C
CL       K Z.V I
        --f P,13IT, Figure 6. Photo shows distribution anld type of sand particles.
Spectra shows basic elemental composition' (GPUN)
Spectra shows basic elemental composition' (GPUN)
AJ, 0 a See, Fu" 06 4?, D+j s h.-a)WEACT49L V1566L 1-*Uft$O 1.,a0 ~f DILYW6LL 1L.Figure 7. Top of Reactor Vessel. Note location of bellows, insulation and concrete.


Figure 8. Close-up view of bellows and location of the two 2" drain lines.
0a                                                  AJ, See, Fu"     06 4?, D+j s h.
I U ~a 4w.xg~PlLA14tE~L.5IW
                                        )WEACT49L V1566L a
.MKIS ~ .~ ~ui Figure 9.Location of UT measurements.
1-*Uft$O
FIGURE 10. CROSS-SECTION VIEWS OF DRYWELL WALL CONDITIONS 0.0054, T&deg;V PLUG 15A (PITTING)Ioox PLUG 19C (UNIFORM CORROSION)
                                                            ~     1.,a0 f
FIGURE 11.PLUG 15A SCALE CHARACTERIZATION MAGNIFICATION
DILYW6LL V*5SL                      1L.
-30qx OXIDE SCALE DRYWEILAL.
Figure 7. Top of Reactor Vessel. Note location of bellows, insulation and concrete.
ALLINE REPRESENTS ENERGY DISPERSION LINE PROFILE LOCATION.
 
(-FIGURE 12. OYSTER CREEK DRYWELL PLUS 2 (15A)LAEEL 5;ZC77V4 .--ILE Nm'- .I EPLUG OYSTER CREEK DRYWELL PLUS 2 I<--WALL ->.< ------- ---C-- -------CA L- -- -... .. .. -.- ---, ---." -...'-".: (~~~~~~~~~~~~.
          *"b.',*      *'C.ArDRY&#xfd; Figure 8. Close-up view of bellows and location of the two 2" drain lines.
....... ..- ..:.. ... ., .....i: ....... ....w.............  
 
.. ..... .. .. .........,.. ...." ., '.,, ---.....". ...':.1. " ... .. .-* ..-. .";.d .
I U ~a 4w.xg~
I- .-,--J
PlLA14tE~L.5IW .
..-----------------------------
MKIS    ~      .~ ~ui Figure 9. Location of UT measurements.
----- -----------
 
__ m ----------------------------------------
FIGURE 10. CROSS-SECTION VIEWS OF DRYWELL WALL CONDITIONS
K-S f r- 2X Figure .13. Plug 15Aoutside surface of drywell.Uniform red brown corrosion product.
                                  &deg;V 0.0054, PLUG 15A (PITTING)
N4 E..1* : ..: _ t&deg; .-* .1*'V Q.501, I.o'4 9 500X Figure 14.Plug AUAAluminide stringer at mid-vall.Plane parallel :to rolling direction.
T Ioox PLUG 19C (UNIFORM CORROSION)
501 V60. 1.t'I..0.C S.*5 seA..z 40 **Lee 9 4'. V..0 a 0 A 500X Figure 15. Plug I5AAluminide Stringer at mid-wall.Plane perpendicular to rolling direction.
 
X7 7 7 i I I I I I U U I I U U U U U U U U U U U U U U U U U U U S U U U U U p I U S U m I I I S S Plug #1 Fiizure 16.Plugl9C outer wall surface microplane is located PLUG# 19C E.,1 :-GEWER IAL , :EF)S IT~:..I.. ~s~E:TF~&#xb6; Fi.Z ~E-------------------
FIGURE 11.
I -------------  
PLUG 15A SCALE CHARACTERIZATION MAGNIFICATION -30qx OXIDE SCALE                                AL DRYWEILAL.
------------------------------------------  
jo.*
---- ------------
LINE REPRESENTS ENERGY DISPERSION LINE PROFILE LOCATION.
o ----------------
 
40 V, FE ,,Vv~J.1 uI~C U N"41, C L-.I N'1. ,-.rW?* .'P IG I Figure 17. Typical elemental analysis of sample l9Ccorrosion product.
(-
FIGURE .18, PLUG IgC SCALE CHARACTERIZATION PlAGNIFICATION  
FIGURE 12.           OYSTER              CREEK                      DRYWELL                              PLUS              2            (15A) 3FZr*' LAEEL                                                                                                                                              5;ZC77V4 .--ILE Nm'-.IE
-56X SCALE ,DRY WELL WALL O.o?,'4.LINE REPRESENTS ENERGY DIISPERS ION LINE PROFILE LOCATION.
                                                                                                                                                                        -u;*
c Figup'e 19. OYSTER CREEK PLUG 1 (19C)I.- ..-.:-7 ---------  
PLUG OYSTER          CREEK          DRYWELL                          PLUS                  2                                  I<--WALL                                      -               >.
------------------------------------  
  < - - - - - -- - --                  C--
---------------  
CA L-              -        - --          -- - - ---, - - --                                      ... -..                           ..             .-
---* .----mvDRYEL.L&#xfd;.WALL OYSTER CR E EFK' P L UGS I EV" A il~L AN ",R;<~~~~~~ -" ..DE ... ..... ......................
:.**".*.-.:                  i:@**:,:*-:i*      *      ..     '-".:
-,. -:'....1,,.,-.-.- -..............
                                                ~~~~~~~~~~~~.
--.- ............  
                                                    .     :.. ... .   . . .....     . .- ,.         :*..     .             .   .         .. ,...*,.*-*
---.. --. ------------------------
* i:        *        -:.*            ...
"- -.- ., --.* " ' ' " :' ;": + : :-: +: ... " .:;! .,; : ' ': ": '- .-: " + ,Z ,,L -+- : , [ .: , ./A +. .'k ', ... , ;,a'..r t ...a .* .., : r -: ....+. , ...,- .., .. ..+ .." ; .;, ... + ., : ,: , +T .., , +,, ., , .-., ":.- L- ..." " -" "L"- +:""'I + ' ".. ." " " ...'+ " , .", ..'+ " ' .k.'', .,,*, "
(                                                                                            .. ..
FIGURE 20. PLUG l9C SCALE CHARACTERIZATION MAGNIFICATION
w
-580X SCALE DRYWELL WALL o I.S60("a LINE REPRESENTS DISPERSION LINE LOCATION.ENERGY PROFILE THE ARROW LOCATES A MANGANESE-SULFIDE INCLUSION WITHIN, TliE SCALE LAYER.
                                          .. "*.''-*,.7                  " .,       ,-..f=*'  '.,,   --- *.-.          ',***-*      ..... ".        *... .*.    ':.1.       "   ";.* ...             .. .     -
*11 I.J.0 N I-'n a-''A 0 g.S C*1 0 n S r I I 4 1 1 1, 0 U C II S n I, I qh I-'!0.0.1 w-I SEM No. , Fig.-Samplie .o. ore Ping Sa.v I;ro i 3:(I :-D)0 ACc Pan*
                                *   . I-      .   -.   .";.d         .             * *,,". ,;"':,*.:*..*,*:.                     . -               ,--J      *      '*'.."r.*''."".".                ..
SEM No.1\IAyCr I, Fi.Sample I.O.0y 4 6~k ~ Pu 3 [f 11.~46~,/ /2 7t~ ___
                  -----------------------------                                  ----- - ----------                 __ m         ----------------------------------------
rat. rqct r -I &deg;L &deg;. ..o * * *
K-
* d o o L b t* 977 ,TP.Fig ICPl Mo ~ APE] Hag. -i._____ Bid ?lo mTz APQWag.~44
 
,f 1 s (-- &#xfd;; /I 36~L4Z PC17 m!a pig.. 370 P edO Kmg.;f fig.______
S f r-                         2X Figure .13. Plug 15Aoutside surface of drywell.
3Fo cfQ AprAPEI Mg.
Uniform red brown corrosion product.
SEM No.1.a A. a I Sea rita.9 &; W .It NJ I Fig., Sample ID fr-& C f CorroSO n 5r4 1 4c 4,~/ As 6 rr. cc eg -
 
SMNo. /3,3!r tA 1 e r.I 7.- -f Fig. .....sample I.D 6oe A4 /,I e F./I ! Ji lIp I Cb1 : Lg.______
N4 E.                 .1
APO H z ag .Fi._____F~APO-R fa 41A/
              *   :: _. . t&deg; .-
&#xfd;Iee 6 L5._____ 5?&#xfd;PlO KIDAiIL, Hag 3'' FLg .. I uI N A4! Haj-gj Fig.___ 19AQg.5 ZFg___ I a 4~C, im j.j/ R-R*P- v__C___ ____ __e SEM No.1 /33'r I "-y-~~~'fvh4_% , i o Fig.O Samplel D. Ca~re 6-V.n/ %l ('I,&
                                                      'V Q.
SEM No. /.33, A^ y reSd~f,~7 JE~A2d~meA cc--~Sample I.D. 65'r6 C ock ;re Phl iIANH)
      * .1*
(6('-&#xa2; 67 m rAe'I I I'I'I'I'1 1'I'i'1'I'1'I.J.I'I'I&#xb6;11'I'iIP iris -i lC U PC 0 r% POm Fig._ Iu.Y -~4 r'f'i 7?rjl(A~ 4 a 71g. 3ui~nOrzOAI~'was.J2Z~
501, I                     .o
ro g.Fig.,~ 3 2 .59to nO AII a Fig.________
  '4 9
y~ iO E~AP~ ag..-/
500X Figure 14. Plug AUAAluminide stringer at mid-vall.
ple_*1 40*F~~-'A A D izQ'C PD D... .i m l * .. .. .~a'~ e{v~'fZ~'
Plane parallel :to rolling direction.
j~Q~4e %'L'r6 4'
 
, .0 FIGURE 35, CORROSION PRODUCTS OF IRON/STEEL WITHOUT CONTAMINANTS FEO.NH 2 0 OR FE(OH)2 3FE(OH)2 FE 3 0 4 'N 2 O FE 3 0 4.+2H 2 0+H 2;FE 2 0 3 ORk FE(OH)3 FE 9 FE(OH)2+1/2 H 2 0+1/40 2 i
501
* i i i ii ii (* HYDROUS FERROUS OXIDE* FERROUS HYDROXIDE&deg; PH9.5 WHITE (PURE)* HYDROUS FERROUS FERRITE* MAGNETITE" PH 7.0* -BLACK-:* FE(OH)3  I" HYDROUS FERRIC:OXIDE* FERRIC HYDROXIDE P PH 7,0 ORANGE/BROWN REI-(RUST)* GREEN GREENISH/BLACK
                                                *5
* MAGNETIC" NON MAGNETIC SFE 2 0 3 HEMATITE.MAGNETIC YFE 2 03 200 150 ISO 0.6.2 9 0 2 3 4 S 6 seri@ 1: iro in Contact with magnetit, serie 2: no conuct vith imgnetite a. Corrosion rate of iron versus pH of solutions of FeC1 2 , at 200C (68&deg;F)2W0 100 5o 0 6 4 2 0 0 1 2 3 4 serie 1: iron in contact With aMnetlte saris 2: no contat with mnLetit b. Corrosion rate of iron versus (Fe++) of solutions of FeCl 2 at 20C (68 0 F)Figure 36.Increase in instantaneous corrosion rate of ir n in solutions of FeCd 2 with and without magnetite.
              'I..
F:g)uwe &#xfd;)* Crra',Icv%
0.
PR,-.-ecs tvcew 5+c,-(nc /Artv So+v,-m~ed V I MOO PAX i-I ii I 1~GO.. ._._._._.  
seA.
._._._._.
V60. 1.t          C S.
._._____.~~~ .. ..--. ..........-------.....(~ >Ito 10..... .........................  
                                        .z 40 **
.. .............
a Lee     9 4'. V.                           0 0                                       A 500X Figure 15. Plug I5AAluminide Stringer at mid-wall.
.... ..-t. ...- --.. .....-1.0 10-. _........
Plane perpendicular to rolling direction.
..... .,-" l ..1/ ~ r .... -"... ,............. .-.- ------102.0 Ct S I)c G$IO04 N'iO 115-~~~ Le 4. 0,-
 
,, ..FIGURE 38.POSSIBLE CORROSION MECHANISM OF OYSTER CREEK DRYWELL CORE SAMPLES AREA WASTAGE FIBERGLASS BOTTOM CURB LEAD w 02, DEPLETED AREA WET SAND Fe > t. 2e-Fe 2+ + 2CY-, FeCI 2 FLOOR-1 02 RICH AREA 02+2H 2 0 + 4e -40H--OH, --oMOH HIGHER pH`DUE TO CONCRETE U m 02 4C o2: CO 2 CONCRETEC CONCRETE li; I "}}
i II I
I IU U
I I
U U
U U
U U
U U
U U
U U
U U
U X7U U
7U                                S U
S U
U U
7 U U
p I
U S
U m
I I
I S
Plug #1
: 16. Plugl9C outer wall surface microplane is located Fiizure
 
PLUG# 19C E.,1 :-GEWER IAL , :EF)S IT I.. ~:..~                                                                 s~E:TF~&#xb6; Fi.Z   ~E 40 V,  ------------------- I------------- ------------------------------------------- ---------------o----------------
FE
  ,,Vv~J uI~
C         .1 U
N "41, CL I                        -.       ,-.rW?*
N'1.        .'
P IG I Figure 17.         Typical elemental analysis of sample l9Ccorrosion product.
 
FIGURE .18,     PLUG IgC SCALE CHARACTERIZATION PlAGNIFICATION - 56X SCALE                                 ,DRYWELL WALL O.o?,'4.
LINE REPRESENTS ENERGY DIISPERS ION LINE PROFILE LOCATION.
 
c Figup'e               19.           OYSTER                             CREEK                   PLUG             1     (19C)
I.-                                                                                                                                                   .   .-.:-
7 ---------------------------------------------                                                                                 ---------------                                 ---
                                                                                                                    *.----                     mvDRYEL.L&#xfd;.WALL OYSTER                   CR E EFK'                     P L UGS                       I EV"           A         il~
L AN                                                                                                                                                                                     ",R
                    ;<~~~~~~
                    .                      DE  -"         ....                         .         . ...   ........
1,,.,
                                    " '+:' "*'* " *:' ;":
                                                        . +.. " . :;!        .,; * *i* *+ : .*' ':    ": '-    . -   :"    + ,Z ,,L-   +- : *    *, , .*.                   ', .'k
[ . : , . /A +.           t  a ...
                                                                                                                                                                                                    .     , ;,a'..r      . .  .
                                  *. . L,*
                                        . , .,-: r .-: . . . . .>-+*
                                                                , ...+.. :*. ,+ . . " ; * .;,                .      .. + ., :     ,: ,  *      +T *      .. ,    , +,,           .L- , :* , *      .-.,      ":.-        .. .
  " - " * " *:' "L"-  *"+"* +:""'I      + ' "..           ."    " "                **        .   .       . '+        ",    . ",          '+  "  '    . .* k.'',              .,,*, "      +a:,*    ..
 
FIGURE 20. PLUG l9C SCALE CHARACTERIZATION MAGNIFICATION - 580X SCALE                                    DRYWELL WALL o
I.
S60("a LINE REPRESENTS ENERGY DISPERSION LINE PROFILE LOCATION.
THE ARROW LOCATES A MANGANESE-SULFIDE INCLUSION WITHIN, TliE SCALE LAYER.
 
*11              r I.J.
I 0
N I-'
I 0
n a-'                4 1
'A                      U C
0                        II S
1            n 1,          I, g.
S C
*1                  !
Iqh I-'
0 n
S 0
    . 0      .1                  w
                              - I
 
SEM No. ,
Fig.- Samplie.o. ore      I;ro Ping Sa.v    i 3 :(I :-D)0 ACc Pan*
 
SEM No.1
                    \IAyCr I,
Fi.Sample I.O.0y 4 6~k ~ Pu      3 [
f            11.
                              ~46~,/ / 2 7t~        ___
 
rat. rqct r -
o o Lb t o  *  * *
* d I &deg;L &deg;. . .
977
      ,TP.
Fig ICPl~  Mo APE] Hag.
                      -i._____              Bid ?lo mTz APQWag.~
44
 
                                            ,f 1s  (-- &#xfd;; /
I 36~L4Z PC17    m!a pig.. 370 P edO Kmg.;f    fig.______ 3Fo        cfQ AprAPEI Mg.
* SEM No.1.
a A. a  I Sea
                            .9 &;
rita W  .
It                NJ I Fig., Sample ID      fr-                       &    C    f CorroSO n          1 5r4  4c eg 4,~/ Asrr. cc 6
 
SMNo. /3,3*!r tA 1 er
.I 7.-        -f Fig. .. &#x17d;...sample I.D 6oe A4 /,I e
 
F.
                                                      /
I ! Ji lIp  I    Cb1 :
Lg.______          APO z  Hag .       Fi._____F~APO-R fa 41A/
 
6
                                                                &#xfd;Iee L5._____ 5?&#xfd;PlO        KIDAiIL, Hag 3''      FLg .. I uI N A4! Haj-gj Fig.___                19AQg.         5  ZFg___              I          a 4~
C,   v__C___              im  j.j/  R-R*P-             ____  __e
 
                                                          /33' SEM No.1 r, I "-y-~~~'fvh4_% i o Fig.O Samplel D.Ca~re 6-V.n/              %l ('I,&
 
SEM No. /.33, A^ yreSd
            ~f,~ 7 JE~A2d~meA      cc--~
Sample I.D. 65'r6                    C ;re ock Phl iIANH)
 
(6('-&#xa2; 67 m      rAe' I I'I'I'I'11'I'i'1'I'1'I.J.I'I'I&#xb6;11'I'iIP I
iris -i        lC  PC r%
U      0 POm              Fig._ Iu.
Y  -~4      r'f'i        4 7?rjl(A~
a
 
71g.       3ui~nOrzOAI~'was.J2Z~
ro g.
Fig.,~ 3    2
        .59to  nO AII a                          y~ iO Fig.________    E~AP~ ag..&#x17d;
                                          -  /
 
ple_*
1 40*
F~~-'A            D A
izQ'C   PD                                D
. ..  .          i m l      *    .. .. .
                                  ~a'~  e{v~'fZ~*' j~Q~4e %'L'r6 4'
 
, . 0 FIGURE 35,    CORROSION PRODUCTS OF IRON/STEEL WITHOUT CONTAMINANTS FEO.NH2 0                    FE304 'N 2O                ;FE203 OR                                                      ORk FE(OH) 2                                                FE(OH) 3 FE    3FE(OH)  2                  FE304.+2H20+H 2 9
FE(OH) 2 +1/2 H2 0+1/40 2        i
* i iiii ii  -:*    FE(OH)  3      I
* HYDROUS FERROUS              "HYDROUS FERRIC
* HYDROUS FERROUS OXIDE                      FERRITE                      :OXIDE
(
* FERROUS HYDROXIDE
* MAGNETITE
* FERRIC HYDROXIDE
        &deg;  PH9.5                  " PH 7.0                          PH 7,0 P
WHITE (PURE)           * -BLACK                          ORANGE/BROWN REI
                                                                      -(RUST)
* GREEN
* MAGNETIC                  "    NON SFE 2 MAGNETIC 03 HEMATITE GREENISH/BLACK
                                                                    .MAGNETIC YFE 2 03
 
200
                                                              .6 150 ISO
                                                              .2 0                                                 9 0
2       3         4        S        6 seri@ 1: iro in Contact with magnetit, serie 2: no conuct vithimgnetite
: a.      Corrosion rate of iron versus pH of solutions of FeC1 2 , at 200C (68&deg;F) 2W0 6
100                                                4 5o                                                2 0                                              0 0       1        2        3        4 serie 1: iron in contact With aMnetlte saris 2: no contat with mnLetit
: b. Corrosion rate of iron versus (Fe++) of solutions of FeCl 2 at 20C  (68 0 F)
Figure 36. Increase in instantaneous corrosion rate of ir n in solutions of FeCd 2 with and without magnetite.
 
F:g)uwe &#xfd;)* Crra',Icv%PR,-.-ecs tvcew 5+c,-(nc /Artv So+v,-m~ed V
i-I I                                                                                                                                      MOO ii I                                                                                                                                PAX 1~
GO
                                                                    .~~~.      ..        .    .--.
(~>Ito 10                                                        ..... .........................
                          -     t.                       ...-                                      -..     -                            .   .   . . * .-
1.0
            -. _........           . . .     ..             .     ,-"                  l      .       .*s    .1/  ~ r    . ...     -"...           ,
10                        .. . .. .   . .   . . ..     .                           -.-                 -  -  - -   - -
Ct                        S                                I  )c 102.0 IO04                                        N'iO              115 G$
                                                                                      -~~~        4.           Le 0,-
 
FIGURE 38. POSSIBLE CORROSION MECHANISM OF OYSTER CREEK DRYWELL CORE SAMPLES                          AREA WASTAGE FIBERGLASS BOTTOM                                          LEAD    w CURB 02, DEPLETED AREA WET SAND Fe >      t.2e-Fe2+ + 2CY-,       FeCI 2 FLOOR
                                                                                          -1 02 RICH AREA      02 +2H20 + 4e -           40H-U m    -OH, --oMOH HIGHER pH`
DUE TO CONCRETE 02     4C o2: CO   2 CONCRETEC                                           CONCRETE li; I"}}

Latest revision as of 00:03, 14 March 2020

E-MAIL: (PD) Firebar-D Material (Part 2)
ML063050192
Person / Time
Site: Oyster Creek
Issue date: 10/04/2006
From:
Exelon Corp
To: Ashley D
Office of Nuclear Reactor Regulation
References
%dam200611, %dam200612, TAC 8261
Download: ML063050192 (59)
v • d • e


Text

rlreDar-ii materiai t'age 1 or 1 D. Ashley - Firebar-D material From: <ahmed.ouaou @exeloncorp.com>

To: <DJA1@nrc.gov>

Date: 10/04/2006 6:25:33 PM

Subject:

Firebar-D material CC: <fred.polaski@exeloncorp.com>, <donald.warfel@exeloncorp.com>; <john.hufnagel@exeloncorp.com>

Donnie:

Attached is part 2 of the GE report on Firebar-D.

<<GE Report on corrosion analysis- Part 2.pdf>>

This e-mail and any of its attachments may contain Exelon Corporation proprietary information, which is privileged, confidential, or subject to copyright belonging to the Exelon Corporation family of Companies.

This e-mail is intended solely for the use of the individual or entity to which it is addressed. If you are not the intended recipient of this e-mail, you are hereby notified that any dissemination, distribution, copying, or action taken in relation to the contents of and attachments to this e-mail is strictly prohibited and may be unlawful. If you have received this e-mail in error, please notify the sender immediately and permanently delete the original and any copy of this e-mail and any printout.

Thank You.

file://C:\temp\GW }O0001.HTM 10/21/2006

,c:\tmp\GW}00001 .TMP Page 11 Mail Envelope Properties (452434C5.9BA : 20: 18874)

Subject:

Firebar-D material Creation Date 10/04/2006 6:24:13 PM From: <ahmed.ouaou @exeloncorm.com>

Created By: ahmed.ouaou @exeloncorm.com Recipients nrc.gov OWGWPO01.HQGWDOO1 DJA1 (D. Ashley) exeloncorp.com john.hufnagel CC donald.warfel CC fred.polaski CC Post Office Route OWGWPOO1 .HQGWDOOI nrc.gov exeloncorp.com Files Size Date & Time MESSAGE 988 04 October, 2006 6:24:13 PM TEXT.htm 1543 GE Report on corrosion analysis- Part 2.pdf 4894671 Mime.822 6703356 Options Expiration Date: None Priority: Standard ReplyRequested: No Return Notification: None Concealed

Subject:

No Security: Standard Junk Mail Handling Evaluation Results Message is eligible for Junk Mail handling This message was not classified as Junk Mail Junk Mail settings when this message was delivered Junk Mail handling disabled by User Junk Mail handling disabled by Administrator

-7 TABLE 1 DRYWELL STEEL SPECIFICATION: ASIM: A-212-61T Gr B FIREBOX FINE GRAIN- NORMALIZED CHEMISTRY: C - .23 (TYPICAL) Mn- 1.06 P - .010 S - .023 re Si -. Si

- 75,000 PSI STRENGT: TS-ILE

- 50,000 PSI (TYPICAL) YIELD ELONG - 35%

NOTE: MATERIAL WAS IMPACT TESTED

TABLE 2. GPUN Sand and Firebar-D Leachate Analysis Moist Hoist moist Dry Sand Leachate Sand Leachate Firebar-D* Leachate Bay 11 Drain Sand Leachate Sand UAachate Analytical Bay 11 Drain C 'Plug #1 (19C)

Parameters 1 Hr. 60' C 24 Hra, Room Temp r, 9 0' 1 H(ujl,) 1 Hr, 60" C Plug 02 (15A)

(u25s) I Hr, 60' C (uglg)

Na 777 25 K 25 37 784 25 47 Ca 176 20 37 Hg 30 23 1936 25 47 C 23 Al 30 10 10

- 0.3' 10.5 z23 NI "'1.5 39 d 0.3 0.5 2.3 Fe C 0.3 1.0 ' .33 C 2.3 Cr ~'0.3 5.0 82

  • 0.5 O0.5 8.4 mn c O.3 0.5 4-.33 < 2.3 Pb < 0,5 3.7 0.6 '1.5 < 2.3 Nil 3 (N) < .33 c 2.3 Cl 573 10.5

,NO 3 6.5 45 132 1.5 e:17 93 So4 2850 6

?Q4 4C25 32 28 N.D. N.D. 79 F 14 N.D. N. D.

N.D. N.D. N.D.

TOC 1056 N.D.

Organic Acids 39 37 *46.6 1120 <5 N.D.

Total Sulfur 50 (5 B

Conductivity 588 pH 8.46 7.43 7 58 ,5.99 7.,02 I

Table 3. Test Data Irpreseod Relative to the Wter: or Leachate - GE Moist Moist Dry Insulation Day *7 Truos land Sand Core Plus46 eand A*ea 6 Drywel2 Leachate Scrapings Leachate Sample 03 Core Sample Sand Semple Pipe Leak Leechete Loachato Leoesbte Loechate Water Sample WS6152-86 W3,06153-86 WWS02S1-00 W5#6154-06 WSG*260- 6 W505262-SS W5f6221-06 l14A It A-

  • Leached material ..13.547 (6) 5.6 260.5 247.5 151.2 339.5 Volume of Leoshato CaRL) 35 293 549 .45 539 97 Co-S0 (mC LA) 3. SE-0S Ca-137 (MCiI/L) 6.21-07 7. 1-07 1.62-07 1.61-OS Gross Beta (mCi IL) .98-07 9.31-07 491li07 2..41-06 a49107 1.78-03 Gross Alpha MCui/L) 431-07 430-07 431-07 43$t07 439-07

,441-05 G453-07 Tritium (mCi /L) 442-06 i. 41-04 5.5-06 8.01-03 1

p 8.5 9.9 7.9 7-.6 7.1 6.5 9.6 Conduetivity Cumboslem) 540. 2300. 99. 45. go. 660.

Alkalinity am CeCO (milL) slierbonote 170,.. 110. 44. 23. .24.

9. 260.

C; Carbonate Nydrozide Total 41 I00.

1i.

130. 44. 22.

41 41 24.

41 al 0.0 31.

20 230.

Total Organic Carbon (ae/L) 34. 22. 3.0 3.8 12. 19.

Total Sulfur as 50 (CUSOIL) 60. 680. 7.5 1.4 16. 56.

2.2 Chloride (mi/L) 23. 240. 2. 0.4 0.5 9.0 20.

Fluoride 0.5 0.6 0.1 0.1 0.2 0.4 0.2 Nitrogen. nitrate 5. 0.1 0.4 40.05 40.05 0.06 6.3 (msN/L) 40.04 Nitrogen. Nitrite 0.66 0.13 40.04 40.02 40.04 40. 04 (m0/IL) 40.1 40.1 Phosphate. Ortho C0.1 0Co.1 -0.1 40.1 40.1 (CP/L)

Sulfate 96. 750. 7.4 1.4 1.0 .14. 62.

(mO/L) 7.4 4.8 Potassium 46. 680. 12. 3. 95.

Sodium 36. 220. 8.3 3.5 2. 110.

(maIL)

(milL). 1.3 11.

HManesium (IIIL) 53. 3. 1.7 0.71 5.7 Iron 40.02 40.03 'C0.02 0.14 a0.02 0.27 9.1 (ma/L) 1.7.

Calcium (mS/L) 5.5 7.8 4.9 3.5 1.5 Boron o.80 0.93 0.46 0.074 40.03 0.24 0.92 (maiL) 0.02 0.076 -O. 12 Strontium 0.041 0.004 0.13 ,0.014 6.20 (maiL)

CmelL) 0.16 Aluminum ,0.02 40.03 40.02 cO 032 40.02 Lead (mej/L) 0.042 0.15 -0.03 a0.03 40.03 0.1 40.3 (mailL) 40. 003 4OO03 40.03 Barium 0.096 40.005 0.0037 0.0042 Arsenic 0.035 0.05 40.03 40.03 40.03 40.03 40.3

Table 4.. Calculation of chars. Balances - GE (ion Concentrations in Hill)oquivalenta per Liter)

Insulation say #7 Torus Sand gand Core Plust4 Sand Lioe a Drywall Leachato ScrapinsO Leachate Sample 03 Core eampl. Sand Sample PIp* Leak Leaehate Leachate Leachate Leaebato Water Sample WS#8132-66 vS#6153-16 eseos-4-SS We"6280-66 N"824O1-00 VS#6202-O6 1S 36221-85 lot - 1%A-H I -?#.

0.80 0.46 0.48 0.16 5.2 Bicarbonate 3.4 2.2 Carbonate 0.16 0.33 0.42 0.65 6.8 0.056 0.023 0.014 0.25 0.56 Chloride Fluoride 0.026 0.032 0.0053 0.0053 0.011 60.021 0.011 Nitrate 0.36 0.007 0.029 0.0002 0.45 UltrLto 0.047 0.009 Sulfate 2.0 1i 0.15 0.020 0.021 0.20 1.3-.

Boron as borate 0-.082 0.086 0.042 0.0060 0.02;I. 0.085 Arsenic as arsenate 0.0014 0.0020 Sun ot Anions (no/L) 6., 25. 1.2 0.52 0.53 0.77 6.0 Potassium as 1+ 1.2 17 0.31 0.10 0.12 0.077 2.5 Sodium am No+ 1.6 0.6 0...36 0.15 0.087 0.043 4.8 agnoesium as Me++ 4.4 0.25 0.14 0.058 0.11 0.47 0.801 Iron as Vo++ 0.005 0.0007 0.33 Calcium as Ca++ 0.27 0.30 0.24 0.065 0.17 0.075 0.32 ftrontsum em $r4+ 0.0000 0.0021 0.003 0.0005 0.0017 0.o006 Aluminum as Al+-* 0.018 Lead an ?tb* 0.0004 0.0014 0.001 0.0001 BIrium as Sa++ 0.0014 0.0001 Sum of Cations (nmeL) 7.S .27 1.2 0.49 0.51 0.68 6.9

Table S. Test Data gnpressed eleative to the Sample iWeiabt-GE Insulation say #7 Torus Send Band Core Flusf4 Sand Area 6 8orapings Sample 03 Core Sample land Semple, I~.o IA it At-85 NU63061-00 UrW6202- 68 WS56152-56 W586153-86 WVU6154-85 5504260186 moisture Content Dry 12.62 ý 1.12 2. O6 Dry LZAC A3LI CNARACTZRISTZCS:

Alkalisity 0s CaCO (mg/8) 0.06 0.026 Bicsrbonate 4.5 0.093 .10.086 0.31 0.71 140.002 '0,.003 0.008 -0.003 Carbonate

'0.03 '0.05 40.002 40.004 40.003 lydrozide 4.7 5.8 0.003 0*057 0.006" 0.026 Total T1tal Organic Carbon (ag/8) 0.13 0.90 0.0053 00052 0.014 0.034 Total Sulfur as 50 1mso4 /5) 3.1 33. 0.015 i.0063 0.0076 0.046 0.01 11. 0.0042 0.0018 0.026 Cbloride 0'.0021 Fluoride (mg/8) 0.013 0.027 0.00021 0.00026 0.00071 0.00011

  • Utzogon. xitrate 0.13 0.0044 0.00084 '0.0002 '0.003 0.00017 0.017 0.00538 %0.0001 '0.0001 '0.O0002 40.0001 sitrooen. Uitrito (mgSl)

'0.005 40.0004 -0. 0003 Phosphate. Ortho o0.003 '0.002 40.0003 (38/I8)

Sulfate 2.5 33. 0.016 0.0036 0.0036 0.04 (agsO I) 1.2 30. 0.025 0.019 0.017 0.008S Potassium Sodium (4/6 0.35 3.6 0.017 0.0031 0.0071 0.0029 Magnesium 1.4 0.13 0.0036 0.0016 0.0046 0.016 Iron (as/a -0.0008 40.002 '0.00004 0.00036 '0.00007 0.00077 Calcium (ag/a) 0.14 0.35 0.01 0.0044 0.012 0.0043 Boron (mgai) 0.023 0.041 0.00037 0.00019 o0.00011 0.00069 Strontium 0. 0011 0.0042 0.00027 0.00005 0. 00027 O. 00 00' (ma/a)

Aluminum -0. 0006 '0.002 '0.00004 '0.0003 0.00057 40.00008 Load 0.0011 0.0067 '0.00006 -0.00006 '0.00011 0.00029 (ma/a) 0.0025 '0.00022 0.00001 -0.0000 1 '0.00001 0.00001 Barium Arsenic 0.00092 0.0022 '0.00005 '0.00006 40.00011 '0.0009

Table 6. DRYWELL BAY 11 DRAIN WATER (GPUN)

BAY 11 DRAIN WATER BAY 11 DRAIN WATER 12/1/86 12/6/86 (ppm) (ppm)

Sodium 145 96 142 .85 Potassium Calcium 7.5 6.4 Magnesium 30 11 Aluminum 0.33 0.02

< 0.02 Nickel ( 0.01 a 0.74 Iron Chromium

< 0.01 0.01 < 0.02 Manganese, .0.01 0.02 Lead 0.06 < 0.02 N* 3 (N) 3.6 Chloride 32.5 25 8.7 6 Nitrate 153 60 Sulfate 5 ND Phosphate Fluoride < 1 TOC 51 23.3 Organic Acid < 0.1 Total Sulfur as SO4 153 Conductivity (uS/cm) 1100 814 8.90 8.70 pH

  • Alkalinity 260
  • All Alkalinity Present As HCO3

Table 7. OYSTER CREEK DEPOSIT SAMPLES (1) (GPUN) 144036 Deposit - Scrapings from Bay No. 7 between torus and dryvell (Oyster Creek No. WS-6153-86) 1"037 Deposit - Scrapings from in back of No. 11 expansion joint found in Bay No. 11 between torus and dryvell (0. C. No. WS-6280-86) 1"4038 Deposit - Scrapings from under downcomer found in bay No. 11 between torus and dryvell (Oyster Creek No. US-6281-86) 1"036 1"4037 1"038 Aluminum (A1 2 03 ) 0.091 0.232 0.381 Boron (1203) 0.35 0.35 0.32 Calcium (Ca0) 0.21 2.07 1.39 Chromium (Cr 20 3 ) 0.006 00.004 0.045 Copper (CuO), 0.013 0.038 0,088 Iron (Fe 20 3 ) 78.51 69.93 65.35 Lead (PbO) 0.55 0.51 8.72 magnesium (MgO) 0.27 2.12 4.78 Manganese (OnO) 0.33 0.25 0.48 Nickel (NiO) 0.013 0.025 0.044 Potassium (K2 0) 1.58 0.12 0.16 Sodium (Na20) 1.15 0.11 0.19 Total Yields 83.072 75.76Z 81.961

  • The remainder of the deposit was verified by EDAX to be silicon which is not soluble in hydrochloric acid. The chloride detected by EDAX is due to solvent.

(1) Samples taken between 12/1/86 and 12/6/86.

Table 8. EDAX Elemental Analysis of "Deposit" from Day 7-- GE Element Detected Range (Wt.%) Average (Wt.%)

Na 0.00 2.09 0.61 Si 0.00 0.66 0.15 S 0.00 11.65 4.15 Cl 0.40 6.74 2.11 K 0.76 21.24 8.00 0.20 ..

Ca 0.00 1.30 Mn 0.00 0.93 0.25 Fe 41.37 96.82 73.49 Br 0.00 4.38 0.72 Pb 0.00 34.39 10.27

Table 9. UT Characterization of Damage by Bay Number BayN. UT Characterization 1 Minor damage 3 Minor damage 5 Pitting/inclusion 7 Minor damage 9 Pitting/inclusions 11 Wastage 13 Wastage 15 Pitting/helutiont 17 Wastage 19 Wastage

Table10. Core Sample Locations Sample Bay/

No. Location TM~ Elevation Samples Obtained Organization 1

19C Wastage 11'-3 5/8" Core, sand, GPUN bacteriological*

2 1l5A Pit/Incl 11'-5 1/4" Core sand,' GPUN bacteriological 3 17D Wastage 11'-3 3/4" Core,-sand GE 4 19A Wastage 11'-3 3/8" Core, sand GE bacteriological 5 1l1A Wastage 11'-3" Core, sand GPUN-Archive 6 llA-H Minor damage 12'-2 3/4" Core, sand GE bacteriological 7 19A 12'-i" Minor damage Core,, sand GPUN-Archivei Baceriological analysis performed at York College

TABLE 11. ENERGY DISPERSION ANALYSES FROM THE SURFACE OF THE PLUG SAIMLES (GPUN)

ELEMENTAL COMPOSIT-ION SAMPLE MAJOR MINOR TRACE 15A Fe Pb AISi,Ca,Mn 19C Fe Cl AI,SI,Mn

  • MAJOR > 10 Wt.%

MINOR > I wt. %

TRACE < wt. %

ELEMENTS BELOW ATOMIC NUMBER OF 11 ARE NOT DETECTABLE.

TABLE 12. ENERGY DISPERSION ANALYSIS OF THE SAND SAMPLE FROM THE 15A SAMPLE LOCATION (GPUN)

ELEMENTAL COMPOSITION

  • MAJOR Si MINOR AI Fe TRACE Cl,KPb,Ti
  • MAJOR >. 10 wt. z MINOR lwt.z TRACE 1 wt. %

TABLE 13. ENERGY DISPERSION ANALYSIS OF THE FLAKE DEPOSIT FROM THE 19C PLUG SAMPLE (GPUN)

ELEMENTAL COMPOSITION 0 MAJOR Fe MINOR TRACE Si,.Cl pH DETERMINED BY LITMUS PAPER 4

SMAJOR *~10 Wt. %

MINOR *~1 wt. %

a TRACE 1lwt. %

Table 14. Oyster Creek Core Plug Corrosion Surfaces - GE Element Core Plug Core Plug Core Plug Conc. Range 17D 19A IIA-H Al m 0..00-0.04 Si 1.42-2.45 S 0.17-0.20 9.83-11.31 Cl 3.71-4.92 0.34-1.25 4.39,5.37 K 0..00-0.16 Ca 0.00-0.03 0.14-0.68 Mn '1.36-1.93 1.87-2.48 0.00-0.11 Fe 92.73-94.60 96.07-97.45 21.72-28.87 Pb 52.61-519.77 Br 0.00-0.35 0.00-0.16 1.17-1.37 Cu Ti 0.04-0.07 0.03-0.07 Cr 0.08-0.09 0.06-0.16

Table 15. Oyster Creek Core Plug Cross-Section Analysis -,GE Typical Concentration ýWt.Z)

Element Plug 17D* Plug 19A Plug IlA-H Al Si 0.08 0.30 S 0.23 16.40 Cl 3.45 0.14 2.57 K 0.02 Ca "0.02 FM 1.63 1.24 0.01 Fe 94.40 98.37 0.66 Pb 79.56 Br 0.08 0.16 Cu 0.27 Ti 0.04 0.07 0.05 Cr 0.09 0.18 0.02 Xerge of (2) values

Table 16. Oyster Creek Plug Crust Samples (Wt.Z) - GE Elemental Conc. Range Plug 17D Plug 19A Al 0.00-J. 03 Si 0.00-0.63 3.81-30.34 S 0.07-1.72 cl 0.02-0.38 0.33-1.93 K 0.00-0.09 0.00-0.65 Ca 0.00-0.11 0.00-0.66 Mn 1.54-10.92 0.00-1.50 Fe 88.32-98.26 64.69-93.36 Pb B.r Cu 0.00-0.23 0.00-0.52 TI 0.00-2.98

9 Table 17. Elements. Present in Seawater

. Anions, ppm, Cations, ppm Cl 18980 Na *10561 so 4 2652 Mg 1272.

Br *65 Ca -400 F 1.4 K '380 I 0.05 Sr 13 Inorg. C 28 si02 0.01-7.0 Org. C 1.2-3.0 B 4.6 N(NO3 ) O0O01-0.7 H3 BO3 26 N(NO2 ) 0.001-0.05 Si 0.02-4.0 N(NH 3 ) 0.005-0.05 Al 0.6-1.5 Org. N 0.03-0.2 Rb 0.2 P(PO4 ) 0.001-0.10 Li 0.1 Org. P 0-0.016 Ba 0.05 As 0.003-0.;024 Fe 0.002-0.02 Zn 0.005ý0.014 Cu 0.001-0.09

Table 18. Summary of Core Plug Thickness Measurements Pre-Removal Post-Removal Average Average Sample Thickness, in Thickness, in Coment a 19C 0.815 0.825 Wastage, thick corrosion product 15A (0.490 min) 1.17 Inclusions, superficial corrosion 1.17 17D 0.840 0.860 Wastage, thick corrosion product 19A 0.830 0.847 Wastage, thick corrosion product 11A 0.860 0.885 Wastage - Archive specimen 11A-H 1.17 1.19 center Above wastage, no significant corrosion 19A 1.14 1.18 center Above wastage, no significant corrosion

-1

TABLE 19. CORROSION RATES OF CARBON STEEL UNDER STATIC-AIR SATURATED CONDITIONS 1 2 -15 WATER TEMP EXPOSURE CORROSION "C(OF) PH PERIOD,DAYS RATEMPY REF TYPE 40(104) 4.5-8 23.8 UHLIG/

DISTILLED +

WHITMAN NAOH/HCL 4.1-9.5 UHLIG/

22(72) - 16.6 WHITMAN 2.1 BRUSH PARTIAL DEMIN 52(125) '62 (0,I/3,6uS/cm) 145 5.6 BRUSH SPELLER NA 40(104) 12 60(140) 14 SPELLER 25(77) MERCER DISTILLED 5.4-6.5 100 1.4 40(104) 5.4-7.0 100 2.9 MERCER 60(140) 5.4-8.0 100 6.6 MERCER KHOMITCH TAP 40(104) 7.2-7.7 90 53.5 90 54.0 KHOMITCH 50(122) 7.2-7.7 90 61.7 KHOMITCH 60(140) 7.2-7.7 CONDENSATE 25(77) 35 8 BREDEN 45(113) 20 NOE FEEDWATER 45(113) 365-1095 20 WAGNER CONDENSATE 7.5-11 45(113 15 OBRECHT CONDENSATE >6 25(77) "%7 3.5 HUDSON SEAWATER SEAWATER 50(122) >50 NACE SOIL MIX 15(59) ^-7 1456 "'Ip UHLIG

7-ass I!

Figure 1. Oyster Creek Mark I Containment

.6 __- 2l_eo 10 44.

PLAN VIEW ToRUS DR-I'WEL.

Figure 2. Location of Bays in Oyster Creek Torus and Drywell.

X=Sites of water on Torus floor.

Figure 3. Primary Containment Geometry of Oyster Creek SI FJSERGAftR P PO~tf A~'

- A. AtA IL M-46")

FIGURE, 4. PWTIAL C.ROES S~ECTIOW4OP DRYWELL

V."N t yI lI IL it'-d' W %A"CbAW*L FIGURE 5. SECTION A-A A7 VgNT

r4 S AWD, P 0F S M ALL' -z LE S SFET~~ ~

~

V!

U U

i a

ZiA AL FE' C

CL K Z.V I

--f P,13IT, Figure 6. Photo shows distribution anld type of sand particles.

Spectra shows basic elemental composition' (GPUN)

0a AJ, See, Fu" 06 4?, D+j s h.

)WEACT49L V1566L a

1-*Uft$O

~ 1.,a0 f

DILYW6LL V*5SL 1L.

Figure 7. Top of Reactor Vessel. Note location of bellows, insulation and concrete.

  • "b.',* *'C.ArDRYý Figure 8. Close-up view of bellows and location of the two 2" drain lines.

I U ~a 4w.xg~

PlLA14tE~L.5IW .

MKIS ~ .~ ~ui Figure 9. Location of UT measurements.

FIGURE 10. CROSS-SECTION VIEWS OF DRYWELL WALL CONDITIONS

°V 0.0054, PLUG 15A (PITTING)

T Ioox PLUG 19C (UNIFORM CORROSION)

FIGURE 11.

PLUG 15A SCALE CHARACTERIZATION MAGNIFICATION -30qx OXIDE SCALE AL DRYWEILAL.

jo.*

LINE REPRESENTS ENERGY DISPERSION LINE PROFILE LOCATION.

(-

FIGURE 12. OYSTER CREEK DRYWELL PLUS 2 (15A) 3FZr*' LAEEL 5;ZC77V4 .--ILE Nm'-.IE

-u;*

PLUG OYSTER CREEK DRYWELL PLUS 2 I<--WALL - >.

< - - - - - -- - -- C--

CA L- - - -- -- - - ---, - - -- ... -.. .. .-

.**".*.-.: i:@**:,:*-:i* * .. '-".:

~~~~~~~~~~~~.

.  :.. ... . . . ..... . .- ,.  :*.. . . . .. ,...*,.*-*

  • i: * -:.* ...

( .. ..

w

.. "*.-*,.7 " ., ,-..f=*' '.,, --- *.-. ',***-* ..... ". *... .*. ':.1. " ";.* ... .. . -

  • . I- . -. .";.d . * *,,". ,;"':,*.:*..*,*:. . - ,--J * '*'.."r.*."".". ..

----- - ---------- __ m ----------------------------------------

K-

S f r- 2X Figure .13. Plug 15Aoutside surface of drywell.

Uniform red brown corrosion product.

N4 E. .1

  • :: _. . t° .-

'V Q.

  • .1*

501, I .o

'4 9

500X Figure 14. Plug AUAAluminide stringer at mid-vall.

Plane parallel :to rolling direction.

501

  • 5

'I..

0.

seA.

V60. 1.t C S.

.z 40 **

a Lee 9 4'. V. 0 0 A 500X Figure 15. Plug I5AAluminide Stringer at mid-wall.

Plane perpendicular to rolling direction.

i II I

I IU U

I I

U U

U U

U U

U U

U U

U U

U U

U X7U U

7U S U

S U

U U

7 U U

p I

U S

U m

I I

I S

Plug #1

16. Plugl9C outer wall surface microplane is located Fiizure

PLUG# 19C E.,1 :-GEWER IAL , :EF)S IT I.. ~:..~ s~E:TF~¶ Fi.Z ~E 40 V, ------------------- I------------- ------------------------------------------- ---------------o----------------

FE

,,Vv~J uI~

C .1 U

N "41, CL I -. ,-.rW?*

N'1. .'

P IG I Figure 17. Typical elemental analysis of sample l9Ccorrosion product.

FIGURE .18, PLUG IgC SCALE CHARACTERIZATION PlAGNIFICATION - 56X SCALE ,DRYWELL WALL O.o?,'4.

LINE REPRESENTS ENERGY DIISPERS ION LINE PROFILE LOCATION.

c Figup'e 19. OYSTER CREEK PLUG 1 (19C)

I.- . .-.:-

7 --------------------------------------------- --------------- ---

  • .---- mvDRYEL.Lý.WALL OYSTER CR E EFK' P L UGS I EV" A il~

L AN ",R

<~~~~~~

. DE -" .... . . ... ........

1,,.,

" '+:' "*'* " *:' ;":

. +.. " . :;! .,; * *i* *+ : .*' ': ": '- . -  :" + ,Z ,,L- +- : * *, , .*. ', .'k

[ . : , . /A +. t a ...

. , ;,a'..r . . .

  • . . L,*

. , .,-: r .-: . . . . .>-+*

, ...+.. :*. ,+ . . " ; * .;, . .. + ., : ,: , * +T * .. , , +,, .L- , :* , * .-., ":.- .. .

" - " * " *:' "L"- *"+"* +:""'I + ' ".. ." " " ** . . . '+ ", . ", '+ " ' . .* k., .,,*, " +a:,* ..

FIGURE 20. PLUG l9C SCALE CHARACTERIZATION MAGNIFICATION - 580X SCALE DRYWELL WALL o

I.

S60("a LINE REPRESENTS ENERGY DISPERSION LINE PROFILE LOCATION.

THE ARROW LOCATES A MANGANESE-SULFIDE INCLUSION WITHIN, TliE SCALE LAYER.

  • 11 r I.J.

I 0

N I-'

I 0

n a-' 4 1

'A U C

0 II S

1 n 1, I, g.

S C

  • 1  !

Iqh I-'

0 n

S 0

. 0 .1 w

- I

SEM No. ,

Fig.- Samplie.o. ore I;ro Ping Sa.v i 3 :(I :-D)0 ACc Pan*

SEM No.1

\IAyCr I,

Fi.Sample I.O.0y 4 6~k ~ Pu 3 [

f 11.

~46~,/ / 2 7t~ ___

rat. rqct r -

o o Lb t o * * *

  • d I °L °. . .

977

,TP.

Fig ICPl~ Mo APE] Hag.

-i._____ Bid ?lo mTz APQWag.~

44

,f 1s (-- ý; /

I 36~L4Z PC17 m!a pig.. 370 P edO Kmg.;f fig.______ 3Fo cfQ AprAPEI Mg.

  • SEM No.1.

a A. a I Sea

.9 &;

rita W .

It NJ I Fig., Sample ID fr- & C f CorroSO n 1 5r4 4c eg 4,~/ Asrr. cc 6

SMNo. /3,3*!r tA 1 er

.I 7.- -f Fig. .. Ž...sample I.D 6oe A4 /,I e

F.

/

I ! Ji lIp I Cb1 :

Lg.______ APO z Hag . Fi._____F~APO-R fa 41A/

6

ýIee L5._____ 5?ýPlO KIDAiIL, Hag 3 FLg .. I uI N A4! Haj-gj Fig.___ 19AQg. 5 ZFg___ I a 4~

C, v__C___ im j.j/ R-R*P- ____ __e

/33' SEM No.1 r, I "-y-~~~'fvh4_% i o Fig.O Samplel D.Ca~re 6-V.n/ %l ('I,&

SEM No. /.33, A^ yreSd

~f,~ 7 JE~A2d~meA cc--~

Sample I.D. 65'r6 C ;re ock Phl iIANH)

(6('-¢ 67 m rAe' I I'I'I'I'11'I'i'1'I'1'I.J.I'I'I¶11'I'iIP I

iris -i lC PC r%

U 0 POm Fig._ Iu.

Y -~4 r'f'i 4 7?rjl(A~

a

71g. 3ui~nOrzOAI~'was.J2Z~

ro g.

Fig.,~ 3 2

.59to nO AII a y~ iO Fig.________ E~AP~ ag..Ž

- /

ple_*

1 40*

F~~-'A D A

izQ'C PD D

. .. . i m l * .. .. .

~a'~ e{v~'fZ~*' j~Q~4e %'L'r6 4'

, . 0 FIGURE 35, CORROSION PRODUCTS OF IRON/STEEL WITHOUT CONTAMINANTS FEO.NH2 0 FE304 'N 2O ;FE203 OR ORk FE(OH) 2 FE(OH) 3 FE 3FE(OH) 2 FE304.+2H20+H 2 9

FE(OH) 2 +1/2 H2 0+1/40 2 i

  • i iiii ii -:* FE(OH) 3 I
  • HYDROUS FERROUS "HYDROUS FERRIC
  • HYDROUS FERROUS OXIDE FERRITE :OXIDE

(

  • FERROUS HYDROXIDE
  • MAGNETITE
  • FERRIC HYDROXIDE

° PH9.5 " PH 7.0 PH 7,0 P

WHITE (PURE) * -BLACK ORANGE/BROWN REI

-(RUST)

  • GREEN
  • MAGNETIC " NON SFE 2 MAGNETIC 03 HEMATITE GREENISH/BLACK

.MAGNETIC YFE 2 03

200

.6 150 ISO

.2 0 9 0

2 3 4 S 6 seri@ 1: iro in Contact with magnetit, serie 2: no conuct vithimgnetite

a. Corrosion rate of iron versus pH of solutions of FeC1 2 , at 200C (68°F) 2W0 6

100 4 5o 2 0 0 0 1 2 3 4 serie 1: iron in contact With aMnetlte saris 2: no contat with mnLetit

b. Corrosion rate of iron versus (Fe++) of solutions of FeCl 2 at 20C (68 0 F)

Figure 36. Increase in instantaneous corrosion rate of ir n in solutions of FeCd 2 with and without magnetite.

F:g)uwe ý)* Crra',Icv%PR,-.-ecs tvcew 5+c,-(nc /Artv So+v,-m~ed V

i-I I MOO ii I PAX 1~

GO

.~~~. .. . .--.

(~>Ito 10 ..... .........................

- t. ...- -.. - . . . . * .-

1.0

-. _........ . . . .. . ,-" l . .*s .1/ ~ r . ... -"... ,

10 .. . .. . . . . . .. . -.- - - - - - -

Ct S I )c 102.0 IO04 N'iO 115 G$

-~~~ 4. Le 0,-

FIGURE 38. POSSIBLE CORROSION MECHANISM OF OYSTER CREEK DRYWELL CORE SAMPLES AREA WASTAGE FIBERGLASS BOTTOM LEAD w CURB 02, DEPLETED AREA WET SAND Fe > t.2e-Fe2+ + 2CY-, FeCI 2 FLOOR

-1 02 RICH AREA 02 +2H20 + 4e - 40H-U m -OH, --oMOH HIGHER pH`

DUE TO CONCRETE 02 4C o2: CO 2 CONCRETEC CONCRETE li; I"

Retrieved from "https://kanterella.com/w/index.php?title=ML063050192&oldid=2581772"