ML20147D684

Rev 2 to Chemical & Physical Testing of Fasteners for Fermi 2

ML20147D684
Person / Time
Site:	Fermi
Issue date:	12/23/1987
From:	Cyrulewski J, Gamble R, Guillaumin J DETROIT EDISON CO.
To:
Shared Package
ML20147D645	List: ML20147D666 ML20147D674 ML20147D684 ML20147D698 NRC-88-0003, Forwards Fastener Testing Data Sheets & Test Repts in Response to NRC Compliance Bulletin 87-002, Fastener Testing to Determine Conformance W/Applicable Matl Specs. Test Results for Addl Selection Sample Will Be Submitted
References
87C71-21, 87C71-21-R02, 87C71-21-R2, NUDOCS 8801200261
Download: ML20147D684 (3)

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ATTACHMENT 2 Detroit Edison .

Date: December 23, 1987 To: S. K. Sharma Fermi 2 From: R. L. Colvell d##

P.M.Beckwith)44(i Engineering Research

Subject:

Chemical and Physical Testing of Fasteners for Fermi 2 Fermi Test Req. 610143 Engineering Research Report 87C71-21, Revision 2 Ten items were delivered to Engineering Research for material analysis. They are described as follows.

Item i DENB i Description 1 1 3/8" 13/16" Bolt A193 Gr. B7 2 2 7/8" 5" Bolt A307 Gr. B 3 3 5/8" 2-15/16"Bolt A307 Gr. B 4 4 1" -

8 1/2"Bolt A193 Gr. B8 5 5 1" - 8 ;/2" Bolt A307 Gr. B b 6 6 5/8" 3-1/4" Bolt SAE J429 Gr. 2 7 7 3/4" 4" Bolt SAE "J429 Gr." 5 8 8 .1/2" 13 - 5" Bolt 9 9 3/8" 2" Bolt SAE J429 Gr. 2 10 10 5/16" 5/8" Bolt SAE J429 Gr. 5 The test results are displayed on attached NRC Data Summary Form alon.g with the apprepriate specifications for each item.

Test Piocedurca

1. TP-FL-609 Rev. O Test Procedure for the Determination of Carbon in Steel.

2. TP-FL-032 Rev. O Tast Procedure for Dissolution of Material by Acid Digestion for Total Metals ,

Analysis I

3. TP-FI,-045 Rev. O Test Procedure for Determination of Sulfur in Steel and Cast Iron.

4. TP-FL-046 Rev. O Test Procedure for the Analysis of Steel and Cart iron Samples by Inductively Coupled Plasma Spectroscopy

5. TP-AM-003 Rev. 2 Test Procedure for Material Evaluation in Accordance with ASTM, ANSI, ASIT AWS, and f SAE Test Methods.

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PE.14/22 8801200261 880114 PDR ADCCK 05000341 Q PDR

ATTACHMENT 2 87C71-21 Rev. 2 2.

Test Requisition #610143 DATA SL99fARY Mechanical Analysis Chemical Analysis (wt. Z)

Item i Crade Hardness C Mn P S Si Mo Cr Ni 1 A193 B7 0.390 0.86 <0.020 0.018 0.30 0.15 0.87 0.14 Spec (--) (.37 .49) (.65-1.10) (<0.035) (<0.040) (.15 .35) (.15 .25) (.75-1.2) 4 A193 B8 77.6 HRB 0.063 1.23 <0.02 0.024 0.27 0.35 19.0 9.0 Spec (<96 HRB) (<0.08) (<2.0) (<0.045) (<0.03C) (<l.0) '(---) (18.0-20.0) (8.0-10,5) 2 A307 Gr. B *98.4 HRB <0.020 0.020

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3 84.7 <0.020 0.030

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5 80.6 <0.020 0.025 Spec (69-95 HRB) (---) ( ) (<0.040) (<0.050) (---) (---) ( ) (---)

6 SAE J429 Gr.2 91.9 0.21 <0.020 0.034 9 SAE J429 Gr.2 *40.4 HF.C 0.37 <0.020 0.028 l

Spec 80-100 HRB (<0.55) ( ) (<0.048) (<0.058) ( ) ( ) ( ) (- -)

Hardness Core Super. Chemical Analysis (wt.Z)

(HRC) (30-N) C, P, S, 7 SAE J429 Gr.5 25.3 51 0.36 0.020 0.026

• denotes deviation from specificatio.a. ~

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8 29.1 53 0.35 <0.020 0.033 Higher hardness values indicate higher

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10A 29.9 51 0.40 <0.020 0.012 strength bolts. Although stronger,

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10B 29.9 51 0.40 <0.020 0.013 bolts with hardness values above 20 HRC Spec (25-34) (<54) (.28 .55) (<0.048) (<0.058) are more suseptible to S.C.C..

. PE.14/22

- ATTACHMENT 2 j ,

87C71-21 Rsv. 2 3.

I MT&E Equipment.

ER0013 Wilson Rockwell Hardness Tester ER0014 Wilson Rockwell Hardness Tester ER7025 LECO Carbon Analyzer I ER7027 Sulfur Analysis System ER7000 Analytical' Balance ER0553 Balance Weights ER7002 Inductively Coupled Plasma Spectrometer All work was performed in accordance with the Engineering Research Quality Assurance Program.

hf bM Approved by: 4fJ J.D.Cplewski J. C. CUillaumin Supervisor i QA Administrator:_

R. L. Gamble Copies to: R. L. McIntyre (File)

Fermi 2 Dist.

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RLC/gc PE.14/22 l

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