ML19316A977

Reg Guide 1.85,Revision 16, Matls Code Case Acceptability, ASME Section Iii,Div 1

ML19316A977
Person / Time
Issue date:	05/31/1980
From:	NRC OFFICE OF STANDARDS DEVELOPMENT
To:
References
REGGD-01.085, REGGD-1.085, NUDOCS 8005280119
Download: ML19316A977 (10)

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["%x U.S. NUCLEAR REGULATORY COMMISSION

(#ff ! REGULATORY GUIDE OFFICE OF STANDARDS DEVELOPMENT REGULATORY GUIDE 1.85 MATERIALS CODE CASE ACCEPTABILITY ASME SECTION lli DIVISION 1 A. INTRODUCTION Part 50 requires, in part, that measures be establisned.or the control of special processing of materials and est Section 50.55a," Codes and Standards,"of 10 CFR Part 50, proper testing be performed.

"Lomestic Licensing of Production and Utilization Facil-ities," requires, in part, that components of the reactor This regulatory guide lists those Section III AS\\tE Code coolant pressure boundary be designed, fabricated, erected, Cases oriented to matedals and testing that are generally and tested in accci unes with the requirements for Class I acceptable to the NRC staff for implementation in the components of Stetina !!I, " Nuclear Power Plant Compo-licensing of light-water-cooled nuclear power plants, nents,"' of the Amenean Society of Niechnical Engineers (AS5fE) Boiler and Pressure Vessel Code or equivalent B. DISCUSSION quality standards. Footnote 6 to {50.55a states that the use of specific Code Cases may be authorized by the The Boiler and Pressure Vessel Committee of the ASSIE Commission upon request pursuant to @50.55a(aX2)(ii),

publishes a document ent.tled " Code Cases."1 Generally, which requires that proposed alternatives to the described the individual Code Cases that make up this document requirements or portions thereof provide an acceptable explain the intent of Code rules or provide for alternative level ot quality and safety.

requirements under special circumstances.

General Design Criterion 1, " Quality Standards and 5fost Code Cases are eventually superseded by revision Records," of Appendix A, " General Design Criteria for to the Code and then are annulled by action of the ASSIE Naclear Power Plants," to 10 CFR Part 50 requires,in part, Council. In such cases, the intent of the annulled Code Case that structures, systems, and components important to becomes part of the revised Code, and therefore continued safety be designed, fabricated, erected, and tested to use of the Code Case intent is sanctioned under the rules of quality standards commensurate with the importance of the the Code. In other cases, the Code Case is annulled because safety function to be performed. Where generally recognized it is no longer acceptable or there is no f arther requirement codes and standards are ustd, Cnterion I requires that they for it. A Code Case that was approved for a particular be identified and evaluated to determine their applicability, situation and not for a generic application should be used adequac.c. and sufficiency and be supplemented or modified only for construction of the approved situation because as necessary te ensure a quality product in keeping with the annulment of such a Code Case could result in construction required safety function.

that would not meet Code requirements.

Criterion 30, " Quality of Reactor Coolant Pressure The Code Cases listed in this guide are limited to those Boundary," of the same appendix requires, in part, that cases applicable to Section III that are oriented toward components that are part of the reactor coolant pressure materials and testing.

boundary be designed, fabricated, erected, and tested to the highest quality standards practical.

All published Code Cases in the area of materials and testing that are applicable to Section III of the Code and Appendix B, " Quality Assurance Criteria for Nuclear were in effect on July 10,1979, were reviewed for inclusion l

• Power Plants and Fuel Reprocessmg Plants," to 10 CFR in this guide. In addition to the listing of acceptable Code Cases, this revision of the guide includes listings of (1) Code I Copies may be obtained from the Americsn Society of Mechani-cal Engineers, United Engineering Center, 345 East 47th Street.

New York, New York 10017.

Lines indicate substans.ve changes from Revision 15.

USNRC REGULATORY GulOES Comments snould be.

• to the Secretary of the comreission, U.S.

Nuclear R egulat )r>

Oommissior. Wasnington, D.C. *0555 Regulatory Guides are issued to describe and manie availaole to tne Attention: Docketing ar n.,ervice Branen, puotic metnods acceptaDie to the NRC staff of smolementing specific parts of tne Commission's regulations. to desineate tecn-The guides are issued in tne following ten oroad divisions:

nicues used my tne staff in evaluating specific oroesems or postu-lated accidents, or to orovide guadance to aposicants. Regulatory

1. Power Reactors

6. Products Guedes are not suostitutes for regulations, and compliance witn

2. Researcn and Test Reactors

7. Transportation tnem as r:ot recuired. Metnods and solutions different from tnose set 3, Fuels and Materials Faceleties S. Occupational Healtn out in tne gusaes will be acceptacle if they provede a casis for tne

4. Environmental and Sitar g

9. Antitrust and FinanClat Review findings requisite to tne issuance or continuance of a permit or

5. Materials and Ptant Protection lo. General license ey tne Commission.

copies of issued guades may De curenased at the current Government I

Comments and suggestions for improvements in these guides are Printing office price. A suescription service for future guides in soe-j encouraged at all times, and guides will De revesed, as amorocriate, cific divisions is avaitat.se tnrougn the Government Printing office.

to accommodate comments and to reflect new information or information on the suoscrict on service and current GPO prices may esperience. This guide was revised as a resuit of suestantive com-De ootained by writing the U.S. Nuclear Regulatory Commission, ments reCoeved from the ouOliC and additional staf f review.

Waanington, D.C. 20555, Attention: Publications Sales Manager.

8 aosego /M] -

Cases that were identified as acceptabla in a prior version of the Code Case: 'Ihe information required to be this regulatory guide and that were annul!ed after the developed by Note 1 in the Code Case should be original issuance of this guice (June 1974) and (2) Code provided in eac) referencing Safety Analysis Report.

Cases that were identified as acceptable in a prior version of this regulatory guide and that were superseded by revised 1414-5 08-29-77 High Yield Strength Cr-Mo Steel Code Cases after the original issuance of this guide (June (N-I I-5) for Section III, Div]istoiiT, Class 1 1974). Code Cases that are not listed herein are either not Vessels endorsed or will require supplementary provisions on an individual basis to attain endorsement status.

Code Case 1414 5 is acceptable subject to the following condition in addition to those conditions specified in The endorsement of a Code Case by this guide constitutes the Code Case: The information required to be acceptance of its technical position for applications not developed by Note 1 in the Code Case should be precluded by regulatory or other requirements or by the provided in each referencing Safety Analysis Report.

recommendations in this or other regulatory guides. Contin-gent endor ement is indicated in regulatory position C.I.a 15'71 03-0 73 Additional Material for SA-234 for specific cases. However, it is the responsibility of the 01-Ob '?

Carbon Steel Fittings,Section III l

user to make certain that no regulatory requirements are violated and that there are no conflicts with other recom-(2) Code Cases involving pipe and tubes:

mended limitations resulting from Code Case usage.

1474-1 10-29-71 Integrally Finned Tubes for Section Acceptance or endorsement by the NRC staff applies 01-08-79 III l

only to those Code Cases or Code Case revisions with the 1484-3 08-13-76 SB-163 Nickel-Chromium-Iron Tub-date of " Council Approval" as shown in the regulatory ing (Alloy 600 and 690) and Nickel-position of this guide. Earlier er later revisions of a Code Iron-Chromium Alloy 800 at a Case are not endorsed by this guide. New Code Cases will Specified Minimum Yield Strength require evaluation by the NRC staff to determine if they of 40.0 Ksi Secticn III, Division 1, qualify for inclusion in the approved list. Because of the ClassI continuing change in the status of Code Cases,it is planned that this guide will require periodic updating to accon.mo-Code Case 1484-3 is acceptable subject to the following date new Code Cases and any revisions of existing Code condition in addition to those conditions specified in Cases.

the Code Case: Alloy 690 is not acceptable on a generic basis.

C. REGULATORY POSITION 1527 06-26-72* Integrally Finned Tubes, Section

1. The Section 111 ASME Code Caees2 listed below (by 01-08-79 III l

number, date of Council approval, and title) are acceptable 1578 06-25-73 SB-167 Nickel-Chromium-Irat (Alloy to the NRC staff for application in the construction of 01-08-79 600) Pipe or Tube,Section III l

components for light-water-cooled nuclear power plants.

1794 01-14-77 Use of Seamless Al-Br, Alloy CDA Their use is acceptable witidn the limitations stated in 614 Pipe,Section III, Division 1, the " Inquiry" and " Reply" sections of each individual Class 3 Code Case, within the limitations of such NRC or other N-188-1 05-15-78 Use of Welded Ni-Fe-Cr-Mo-Cu requirements as may exist, and within the additional (Alloy 825) and Ni<CrMo-Cb (Alloy limitations recommended by the NRC staff given with the 625) Tubing,Section III, Dividon individual Code Cases in the listing. The categorization of 1, Class 2 and 3 Code Cases used in this guide is intended to facilitate the N-224 11 20-78 Use of ASTM A500 Grade B and Code Case listing and is not intended to indicate a limita-ASTM A501 Structur4! Tubing for tion on its usage.

Welded Attachments for Section III, Class 2 and 3 Construction

a. Materials-oriented Code Cases (Code Case nurnber,

[ date of Council approval,3 and title):

(3) Code Cases involving bars and forgings:

(1) Code Cases involving plate:

1332-7 01-08-79 Requirements for Steel Forgings, g Section III, Division 1 I

1358 5 11-03-75 High Yield Strength Steel,Section III 1334-3 04 29-74 Requirements for Corrosion-Resisting 01-08-79 Steel Bars and Shapes,Section III l Code Case 1358-5 is acceptable subject to the following 1335-10 08-28-78 Requirements for Bolting Materials, condition in addition to those conditions specified in (N-3-10)

Section III I337-11 05-15-78 Special Type 403 Moctfied Forgings A numerical listing or the Code Cases appears in the appendix.

(N-4-11) or B Section III, Division 1, 2

When two datet are iven, the earlier date is that on which the Code Case was approved y the ASME Council and the later date is 4

that on which the Code Case was rearfirmed by the ASME Council.

Corrected date.

1.85-2

1395-4 01-08-79 SA-508, Class 2 Forgings with Modi-requirements and (2) the materialis not subject to stress (N-9-4) fied Manganese Content, Section til corrosion cracking by virtue of the fact that (a) a coco-1498-1 11-06-72 SA-508-Class 2 and 3, Minimum sive environment is nct present and (b) the component 01-08-79 Tempering Temperature, Section Ill that contains the material has essentially no residual

[ 1542-1 04-29-74 Type 403 Forgings or Bars for stresses or assembly stresses, and it does not experience 1

01-08-79 Bolting Material, Section !!!

frequent sustained loads in service.

1605 11-05-73 Cr-Ni-Mo-V Bolting Material for 11 20-78 Section III, Cass 1 Components 1714-2 08-28-78 Postweld Heat-Treatment of P-1 1626-1 01-08 79 Normalized and Tempered 1-1/4 Cr (N 102-2)

Material,Section III, Gass MC (N-65-1)

Low Alloy Steel Forgings,Section I 1754 01-14-77 Hard Surfacing by the Spray-Fuse and Section III Method,Section III, Cass 1, 2 and 1722-1 01-08 79 Vacuum, Carbon Deoxidized SA-508 3 Constru; tion (N-107-1)

Forgings Sectior III, Divtsion 1 1759-1 05-15-78 Material for Intemal Pressure Retain-1747 03-01 76 Renuirements for Martensitic Stain-(N-131-1) ing Items for Pressure Relief Valves, 1

01-08-79 less Steel Forgings with 13% Chro-Section III, Division 1, Class 1, 2, mium and 4% Nickel,Section III, and 3 Divtsion 1 1772 08-13-76 Use of SA-453 Bolts in Service Code Case 1759-1 is acceptable subject to the following Below 800*F Without Stress Rup-condition in addition to those conditions specified in the ture Tests,Section III, Division !

Code Case: Applicants using this Case should also use 1793 01-14-77 Structural Steel Rolled Shapes, Sec-Code Case 1711 for the design of pressure relief valves.

tion III, Division 1. Class 2, 3, and MC 1782 09-10-76 Use of Copper-Nickel Alloy 962 for N-204 03-20-78 Use of Modified SA-508, Class 3, Castings,Section III, Division 1, and SA-541, Class 3 for Section III, Class 3 Construction Division 1, Class 1, 2 and 3 Con-1810 03-03-77 Testing Lots of Carbon Steel Solid, struction Bare Welding Electrode or Wire,Section III, Division 1, Gass 1,2,3, (4) Code Cases involving general usage:

MC, and CS 1819-I s 03-23-77 Use of Type XM 19 for Construc-1344-5 04-29-74 Nickel-Chromium, Age-Hardenable (N 176-1) tion,Section III, Division 1, Cass 01-08-79 Alloys,(Alloy X750)Section III 1,2 and 3 1557-3 01-08-79 SteelProducts Refined by Secondary N-178 05-25-77 Use of ASTM B271, CDA 954, (N-37-3)

Remelting,Section III and VIII, Alloy 9C for Class 3 Construction, Division 1 and 2 Section III, Division 1 1618-2 03-01-76 Material for Core Support Struc-N-181 07-11-77 Steel Castings Refined by the Argon I

01-08-79 tures - Section III, Division 1, Sub-Decarburization Process, Section section NG HI, Division 1 Construction N-183 07-11-77 Use of Modified SA-182 Grade F22 Codc. Case 1618-2 is acceptable subject to the following for Section IH, Division 1, Class 1, condition in addition to those conditions specified in the 2 and 3 Construction Code Case: Welding of age-hardenable alloy SA453 N-205 05-15-78 Use of Ductile Iron SA 395 for Grade 660 and SA-637 Grade 688 should be performed Section III, Division 1, Class 3 when the matenal is in the solution-treated condition.

Construction N-206 03-20-78 Use of ASTM B151-75 Copper-Nickel 1644-8 05-15-78 Additional Materials for Component Alloy 706 Rod and Bar for Section (N 7l-8)

Supports,Section III, Division 1, IH, Division 1, Class 3 Construction Subsection NF, Class 1, 2, 3 and N-207-1 03-19-79 Use of Modified SA-479 Type XM-19 MC Component Sur, ports for Section III, Division 1, Class 1, 2,3, or CS Construction Code Case 1644-8 is acceptable subject to the following N-223 11 30-78 Requirements for Stainless Steel-conditions in addition to those specified in the Code Precipitation Hardening SectionIII, Case: The maximum measured ultimate tensile strength Division 1, Class MC (UTS) of the component support material should not N-225 I l-20-78 Certification and Identification of exceed 170 Ksiin view of the susceptibility of high-strength Material for Component Supports, materials to brittleness and stress corrosion cracking.

Section III, Division 1 Certain applications may exist where a UTS value of up N-242 04-12 79 Materials Certification,Section III, to 190 Ksi could be considered acceptable for a material Division 1, Gasses 1, 2, 3, MC, and and, under this condition, the Design Specification CS Construction should specify impact testing for the material. For these s

cases, it should be demonstrated by the applicant that i, wN,,[,",',,IIrrneNo"c*o"n"tiIu! p*r'ovIdN rbes re t iE s to' I

r (1) the impact test results for the material meet code external pressure charts.

1.85-3 l

Code Case N-242 is acceptable subject to the following condition in addition to those conditions specified in the listed in the following by number, effective dates,' and title.7 Code Case: Applicants should identify the components and supports requiring the use of paragraphs 1.0 through 1141-1 08-31-61 Foreign Produced Steel 4.0 of the Code Case in their Safety Analysis Reports.

07 23-76 1345-2 03-09-72 Requirements for Nickel-Molybde-N-245 07-09-79 Use of ASTM B61-76 and B6.' 76 (N-6) 03-01-79l num-Chromium-Iron -Alloys, Sec-Copper Alloy Castings for Section III, tion III-Division 1, Cass 3 Construction 1412-4 11-03-75 Modified High Yield Strength Steel N-246 07-09-79 Use of SB-169, Alloy CA 614, Sec-01-01-77 for Section III, Divisioa 1 Class 1 tion III, Division 1, Cass 3 Vessels

b. Testing-oriented Code Cases:

Code Case 1412 4 was acceptable subject to the follow-(1) Code Cases involving plates:

ing condition in addition to those conditions specified in the Code Case: The information required to be developec' by Nore 1 in the Code Case should be provided in each 1407 3 07-01-74 Time of Examination for Classes 1, referencing Safety Analysis Report. The material rivea 01-08-79 2, and 3 Section 111 Vessels t

in the Inquiry section of the Code Case should be N-227 07-09-79 Examination of Repair Welds, Sec-SA-508, Class 4b,instead of SA-508, Cass 4 tion 111, Cass 2 and 3 Tanks 1423-2 03-09-72 Wrought Type 304 and 316 with (2) Code Case involving bars and forgings:

07-01 77 Nitrogen Added, Sections I, III, Vill, Division I and 2 (Code Cases will be added as needed.)

(3) Code Case involving pipe and tubes:

Code Case 1423-2 was acceptable subject to compliance with the recommendations contained in Regulato y Guides 1.31, " Control of Ferrite Content in Stainless 1755-1 01-14-77 Alternative Rules for Examination Steel Weld Metal," and 1.44, " Control of the Use of of Welds in Piping,Section III, Sensitized SIainless Steel."

Cass 1 and 2 Construction 1434-1 03-09-72 Postweld Heat Treatment of SA-887 (4) Code Cases involving general usage:

01-01-78 Cass 8N Steel Castings,Section III 1456-2 06-25-73 Substitution of Ultrasonic Exami-4 1698 06-30-75 Waiver of Ultrasonic Transfer Meth-(N-15) 03-01-79 nation for Progressive Penetrant or I (N-92)

I l-20-78 od,Section III, V, and Vill, Divi-Magnetic Particle Examinations of sion 1 Partial Penetration and Oblique Nozzle Attachment Welds,Section III Code Case 1698 is acceptable subject to the following 1475-la 03-02-74 Ferritic-Austenitic Sta:nless Steel conditions in addition to those specified in the Code 07-01-75 Seamless Tubes for Section III, Case: The material from which the basic calibration Gass 2 and 3 Construction block is fabricated should be of the same product 1515 03-09-72 Ultrasonic Examination of Ring form, alloy, and heat treatment as die material being 07-01 77 Forgings for Shell Sections, Section examined or should be shown to h9. We same sound III, Cass 1 Vessels beam attenuation characteristics as the mterial being 1521-1 04-29-74 Use of HGrades of SA-240, SA 479, examined. Alloys of equivalent P-numte grouping 01-01-78 SA-336, and SA-358,Section III may be used for the fabrication of calibration blocks if adjustments to signti height can be made to compensate rode Case 1521-1 was acceptable subject to compliance for sound beam attenuation difference between the cali-bration block and the material under examination by with the recommendations contained in Regulatory followmg the transfer method procedure of T-535.l(d),

Guides 1.31, " Control of Ferrite Coatent in Stainless Steel Weld Metal," and 1.44, " Control of the Use of Article 5,Section V, ASME B&PV Code,1977 edition.

Sensitized Stainless Steel."

1820 03-23-77 Alternative Ultrasonic Examination 1528-3 11 03-75 High Strength SteelSA-508, Cass 2 Technipe,Section III, Division 1 01-01-78 and SA-541, Class 2 Forgmgs, Sec-tion III, Class ! Components

2. Code Cases that were endorsed by the NRCin a prior Earlier date-date Code Can was approved by ASME Council; O

version of this guide and were later annulled by action of I"[*'

d'

**"*""""'#~

the ASME Council should be considered as deleted from Cjd,',py,140,1,$de N'a"nnua!ed$y*CYuIcit$$rN the list of acceptable Code Cases as of the date of the 33 July 1,1914.

ASME Council action that approved the annulment. Such s

Code Cases that were annulled on or after July 1,1974, are Code cases were annuued on date as indicated, but the annus-ment was first so indicated in Revision 12 or thin guide.

1.85-4

Code Case 1528-3 was acceptable subject to the follow-1645s 08-12-74 Use of DeLong Diagram for Calcu-

. ing condition in addition to those conditions specified in 01-01-76 lating the Delta Ferrite Content of the Code Case: The information required to be developed Welds in Section III, Class 1,2, and by Note 1 in the Code Case should be provided in each CS Construction referencing Safety Analysis Report, 1648 08-12-74 SA-537 Plates for Section E, Class 1,--

07-01-76 2,3, and MC Components 1529s 06-29-72 Materials for instrument Line Fit-1649s 08-12-74 Modified SA 453-GR 660 for Cass 1, 07-01 73 tings,Section III 01-01-76 2,3, and CS Construction 1531 na-14-72 Electrical Penetrations, Special Al-1650 08-12-74 Use of SA-414 Grade C for Cass 2 03 21-77 loys for Electrical Penetration Seals, 12-31-74 and 3 Components,Section III, Section III Division 1 1532 08-14-72 Section E,Cass 3 Components Made 1664 11-04-74 Use of Cr-Ni-Fe-Mo-CuCb, Stabilized 01 01-78 of 8 Percent and 9 Percent Nickel 03-21 77 Alloy Cb-3 for Section III Cass 2 Steel and 3 Construction 1567 03-03-73 Testing Lots of Carbon and Low 1666 11-04-74 Use of SB-12, Alloy 122 for Sec-01-01-78 Alloy Steel Covered Electrodes, 07-01 75 tion III, Class 2 and 3 Construc-Section III tion 1568 03-03-73 Testing Lots of Flux Cored and Fab-1682-1 08-11 75 Alte nate Rules for hiaterial Manu-01-01-78 ricated Carbon and Low Alloy Steel 12-31-75 facturers and Suppliers,Section III, Welding, Electrodes,Section III Subarticle NA-3700 1583 06-25-73 Use of 80-40 Carbon Steel Castings, 1684s 03-03-75 A637 Grade 718 for Bolting Class 1 03-21-77 Section III 01-01-76 and 2 Construction s

s 1587 08-13 73 SA-508 Cass 3 Forgings with 0.4/1.0 1690 04-28-75 Stock Materials for Section III Con-12-31-75 Ni for Section III and VIII, Division 01-01-77 struction,Section III, Division 1 2 Construction 1691 04-28-75 Ultrasonic Examination in Lieu of 1590 08-13-73 Chemical Analysis Variations, Sec-01-01-78 Radiography of Repair Welds for 03-21 77 tion III Construction Vessels,Section III, Class 1 1602-1 04-29-74 Use of SB-42 Alloy 122, SB-I t!

1713 08 11-75 Small Material Items,Section III, 12-31-74 Alloys 122, 715 and 706, SB-171 12-31-75 Division I, Class I,2,3, CS and MC Alloys 715 and 706 and SB 466 1724 11-03-75 Deviation from the Specified Silicon Alloys 706 and 715,Section III, (N-108) 07-01-78 Ranges in ASME Material Specifica-Class 2 and 3 Components tions Section Ill, Division 1, and 1603 12-17-73 Toughness Tests When Cross-Section VIII, Division 1 and 2 07-01 74 Limits Orientation and Location of 1728 11-03-75 Steel Structural Shapes and Small Specimens 07-01-77 Material Products for Component 1608-1 12-1,'-73 Use of ASME SB-265, SB-337, SB-338, Supports,Section III, Division 1 03-21 77 SB-348, and SB-381, Grades I,2,3, Construction and 7 Unalloyed Titanium and ASIM 1740 12-22-75 Weld Metal Test, Section E,Cass I, B-363 Titanium Welding Fittings, 07-01-76 2,3, MC and CS Section E Class 2 and 3 Components 1741-1 01-14-77 Interim Rules for the Required 1612 12-17-73 Use of Type 308 Stainless Steel 01-01-78 Number of Impact Tests for Rolled (N-56) 07-01-78 Rod and Bar for Section III, Cass Shapes,Section III, Division 1,

1,2,3, and CS Construction Subsection NF, Component Supports 1613 12-17 73 Use of SA-372 Class IV Forgings, 1742 03-01-76 Use of SB-75 Annealed Copper 01-01 78 Section III Construction 07-01 76 Alloy 122,Section III, Division 1, 1615 12-17-73 Use of A587-73,Section III, Cass 3 Cass 2 Construction 01-01-78 Construction 1743 03-01 76 Use of SB-98 Cu-sib Rod CDA651 16 -s 12-17-73 Ultrasonic Examination of Seamless 07-01-76 Section III, Division 1, C ass 2 07-01-75 Austenitic Steel Pipe,Section III, Components Cass ! Construction 1746 03-01 76 Leak Testing of Seal Welds. Sec-8 1622 03-02-74 PWHT of Repair Welds in Carbon (N-123) 03-01-79 tion III, Division 1, Class 1, 2, and 01 01-76 Steel Castings,Section III, Class I, 3 Construction 2, and 3 1748 03-01-76 Low Carbon Austenitic Stainless 1625 03-02-74 Repair of Section III Class 2 and 3 (N-125) 07-01-78 Steel Pipe Welded With Filler Metal, 12-31-74 TanksSection III, Division 1, Construction 1634-2 08-13-76 Use of SB-359 for Section III, 1760 04 26-76 Maximum Dimensions for Isolated (N-68) 07-01 78 Division 1, Class 3 Construction 01-01-78 Pores in Welds-Cass 1 Components, 1637' 04-29-74 Effective Date for Compliance with Section III, Division 1 01-01-75 NA-3700 of Section III 1766 04-26-76 Testing Requirements for Welding 07-01 77 Materials, Class 1,2,3, MC and CS

' code case 1637 has been accepted only on a case-by-case basis.

Construction,Section III, Division 1 1.85-5 1

f

1767 04-26-75 Examination of Tubular Products 1414-3 11-03-75 liigh Yield Strength Cr Mo Steel for 01 01 77 Without Filler Metal-Class ! Con-03-01-76 Section III, Division 1, Cass I struction,Section III, Division i Vessels 1770 08-13-76 Testing of Electroslag Wire and (N-139) 01-01-79 Flux for Class I,2,3, MC, and CS Construction, Section m, Division 1 Code Case 1414-3 was acceptable subject to the, follow-1771 08-13-76 Use of Other Product Forms of ing condition in addition to those conditions _silecified in the Code Case: The information required to be developed 07 01-77 Materials for Valves,Section III, by Note 1 in the Code Case should be provided in each Division I referencing Safety Analysis Report.

1777 08-13-76 Use of SA-106, Grade C in Cass 07-01-77 MC Construction,Section III, Divi-1414-4 03-01-76 liigh Yield Strength Cr-Mo Steel for sion 1 08-09-77 Section III, Division I, Class !

1781 09 10-76 Use of Modified SA-487 Grade Vessels (N-147) 07 01-78 CA6NM,Section III, Division 1, Class 1, 2,3, MC or CS Code Case 14144 was acceptable subject to the follow-1787 09-10-76 Depth of Weld Repairs for Forgings, ing condition in addition to those conditions specified in 01-01-78 Section III, Division 1, Cass 1, 2,3, the Code Case: Theinformation required to be develope'.

MC and CS Construction by Note 1 in the Code Case should be provided in %sch 1795 01-14-77 Examination of Weld Repairs in referencing Safety Analysis Report.

(N-158) 07-01 78 Forgings,Section III, Division 1, Class 1,2,3, MC and CS 1484-1 04-29-74 SB-163 Nickel-Chromiu.3-Iron Tub-1798 01-14-77 Use of ASTM A352-75, Grades I l-04-74 ing (Alloy 600) at a Fpecified Mini-01-01-78 LCA and LCC,Section III, Division I, C1sss 1,2, and 3 mum Yield Streng*.1 of 40.0 Ksi, 161980 Section Ill, Cass 1 03-23-77 Use of Type XM 19 for Construc-1484-2 11-04-74 01-01-78 tion,Section III, Division t, Class SB-163 Nickel-Chromium-Iron Tub-08-13-76 ing (Alloy 600 and 690) at a Speci-1, 2, 3 N-180 07-11 77 Examination of Springs for Cass 1 fied Minimum Yield Strength of 40.0 Ksi, Section !!I, Cass 1 07-01 78 Component Standard Supports,Sec-1492!3 10-29-71 Post Weld Heat Treatment Section I, tion III, Division 1 03-03-75 III and VIII, Division I and 2 N-190 08-29-77 Use of SA 455 for Gass 3 Com-1557-2 12 17-73 Steel Products Refined by Secondary l 07-01 78 ponents,Section III, Division 1 01-08-79 Remelting I

1618 03-02-74

3. Code Cases that were endorsed by the NRC in a prior Material for Core Support Struc-03 03-75 tures - Section III, Subsection NG version of this guide and were superseded by revised Code Cases on or after July 1,1974, should be considered as not endorsed as of the date of the Council action that approved Code Case 1618 was acceptable subject to the following the revised version of the Code Cases. These Code Casesconditions in addition to those specified in the Code Case:

that are no longer endorsed are listed in the following by number, effective dates,8 ' and title.12

2. Welding of age-hardenable alloy SA-453 Grade 660 1332-6 03-09-72 Requirements for Steel Forgings, and SA-637 Grade 688 should be performed when 01-08-79 Section III and VIII, Division 2 the material is in the solution-treated condition.

1335-9 04-29-74 Requirements for Bolting Materials 08-28-78

b. Use of alloy ASTM A-564 Grade 631 is not acceptable on a generic basis.

1337-9 04-29-74 Special Type 403 Modified Forg-04-28-75 ings or Bars,Section III 1618-1 03-03 75 Ma terial for Core Support structures 1337-10 04-28-75 Special Type 403 Modified Forg-03-01 76 Section III, Subsection NG 05-15 78 ings or Bars,Section III 1395-3 11-06-72 SA-508, Cass 2 Forgings with Modi-01 08 79 fied Manganese Content,Section III Code Case 1618-1 was acceptable subject to the follow-or Section VIII, Division 2 ing condition in addition to those specified in the Code Case: Welding of age-hardenable alloy SA-453 Grade 660 1407-2 06-26-72 Time of Examination for C!ns I,2, and SA 637 Grade 688 should be performed when 07 01-74 and 3,Section III Vessels the materialis in the solution-treated condition, j,Cpfh'*w"Nfe

[d as Case 1s191, See resulatory 1626 03-02 74 Normalized and Tempered 1 1/4 Cr s

II 01-08-79 Earlier date-date Code Case was appreved by ASME Councd:

Low Alloy Steel Forgings, Section 1 1 er date-date revision of Code Case was approved by ASNtE Section III, and Section VIII, Divi-sion I and 2 II Code Cases 1334-2,1337 7,1344-3 I484, t$21, and is42 wtuch were listed in the original issue of this guide, were revised by 33 Code Case 1492 is no longer listed by ASME as a Section III the ASalE pitor to July 1,1974.

Code Case and is therefore deleted rrom the acceptable listing.

1.85-6

1634 07-01-74 Use of SB-359 for Section III, value of up to 190 Ksi could be considered acceptable 08-12-74 Class 3 Construction for a material and, under this condition, the Design 1634 1 08 12 74 Use of SB-359 for Section III, Specification should specify impact testing for the 08 13 76 Class 3 Construction material. For these cases,it should be det. onstrated by 1644 08-12-74 Additional Materials for Component the applicant that (1) the impact test results for th

e 04-28-75 Supports - Section III, Subsection material meet code requirements and (2) the matenalis

~

NF, Class 1,2,3, and MC Construc-not subject to stress corrosion cdcking by virtue of tion the fact that (a) a corrosive environment is not present and (b) the component that contains the material has Code Case 1644 was acceptable subject to the following essentially no residual stresses or assembly stresses, and condition in addition to those conditions specified in the it does not experience frequent sustained. loads in Code Case: The maximum measured ultimate tensile service.

strength of the component support material should not exceed 170 Ksi.

1644-5 08-13-76 Additional Materials for Component 03-03-77 Supports and Alternate Design 1644-1 04-28-75 Additional Materials for Componer.t Requirements for Bolted Joints, 06-30-75 Supports - Section III, Subsection Section ill, Division 1, Subsection NF, Class 1,2,3, and MC Construc-NF, Class 1, 2,3 and MC Construc-tion tion Code Case 1644-1 was acceptable subject to the follow-Code Case 1644-5 was acceptable subject to the follow-ing condition in addition to those conditions specified in ing conditions in addition to those specified in the Code the Code Case: The maximum measured ultimate tensile Case: The maximum measured ultimate tensile strength strength or the component support material should not (UTS) of the component support material should not exceed 170 Ksi.

exceed 170 Ksi in view of the susceptibility of high-strength materials to brittleness and stress corrosion 1644-2 06-30-75 Additional Materials for Component cracking. Certain applications may exist where a UTS 11-03-75 Supports - Section III, Subsection value of up to 190 Ksi could be considered acceptable NF, Class 1,2,3 and MC Construc-for a material and, under this condition, the Design tion Specification should specify impact testing for the material. For these cases,it should be demonstrated by Code Case 1644-2 was acceptable subject to the follow-the applicant that (1) the impact test results for the ing condition in addition to those conditions specified in material meet code requirements and (2) the materialis the Code Case: The maximum measured ultimate tensile not subject to stress corrosion cracking by virtue of strength of the component support material should not the fact that (a) corrosive environment is not present exceed 170 Ksi.

and (b) the component that contains the material has essentially no residual stresses or assembly stresses, and 1644-3 11-03-75 Additional Materials for Component it does not experience frequent sustained loads in 03-01 76 Supports - Section III, Subsection service.

NF, Class 1, 2, 3 and MC Construc-tion 1644-6 03-03-77 Additional Materials for Component 11-21 77 Supports and Alternate Design Code Case 1644-3 was acceptable subject to the follow-Requirements for Boltea Jomts, ing condition in addition to those conditions specified in Section III, Division 1. Subsection the Code Case: The maximum measured ultimate tensile NF, Class I, 2,3 and MC Construc-strength of the component support material should not tion exceed 170 Ksi.

Code Case 1644-6 was acceptable subject to the following 1644-t 03-01-76 Additional Materials for Component conditions in addition to those specified in the Code 08-13 76 Supports and Alternate Design Case: The maximum measured ultimate tensile strength Requirenents for Bolted Joints, (UTS) of the component support material should not Section III, Division 1, Subsection exceed !"O Ksiin view of the susceptibility of high-strength NF, Class 1,2,3 and MC Construc-materials to brittleness and stress corrosion cracking.

tion Certain applications may exist where a UTS value of up to 190 Ksi could be considered acceptable for a material Code Case 1644-4 was acceptable subject to the follow-and, under this condition, the Design Specification ing conditions in addition to those specified in the Code should specify impact testing for the material. For these Case: The maximum measured ultimate tensile strength cases, it should be demonstrated by the applicant that (UTS) of the component support material should not (1) the impact test results for the material meet code exceed 170 Ksi in view of the susceptibility of high-requirements and (2) the material is not subject to strength materials to brittleness and stress corrosion stress corrosion cracking by virtue of the fact that (a)a cracking. Certain applications may exist where a UTS corrosive environment is not present and (b) the com-1.85-7

ponent that contains the material has essentially no Code Case 1759 we acceptable subject to the following residual stresses or assembly stresses, and it does not condition in addition to those conditions sp.Jied in the experience frequent sustained loads in service.

Code Case: Applicants using this Case should also use Code Case 1711 for the design of pressure relief valves.

1644-7 11-21 77 Additional Materials for Component (N-71-7) 05-15-78 Supports,Section III, Division 1, N 188 08-29 77 Use of Welded Ni-Fe-Cr-Mo-Cu,,,

Subsection NF, Class 1, 2, 3 and 05 15-78 (Alloy 825) and Ni-Cr-Mo-Cb (Al-loy 625) Tubing,Section III, Divi-MC Component Supports sion 1, Class 3 Code Case 1644-7 was acceptable subject to the following N-207 03-20-78 Use of Modified SA-479 Type conditions in addition to those specified in the Code 03-19-79 XM-19 for &ction !!!, Division 1, Case: The maximum measured ultimate tensile strength Clan I,2 or 3 Construction (UTS) of the component support material should not exceed 170 Ksiin view of the susceptibility of high strength

4. Code Cases for Class I components that are not on materials to brittleness and stress corrosion cracking.

the approved list of this guide (paragraph C.1) or other Certain applications may exist where a UTS value of up regulatory guides, or for which authorization by the Com-to 190 Ksi could be considered acceptable for a material mission has not been granted, are not acceptable for Class I and, under this condition, the Design Specification components.

should specify impact testing for the material. For these cases, it should be demonstrated by the applicant that

5. Code Cases for other classes 4 components that are (1) the impact test results for the material meet code not on the approved list of this guide (paragraph C.1) or requirements and (2) the material is not subject to other regulatory guides should be considered not acceptable stress corrosion cracking by virtue of the fact that (a) a on a generic basis.

corrosive environment is not present and (b) the com-D. IMPLEMENTATION ponent that contains the material has essentially no residual stresses or assembly stresses, and it does not experience frequent sustained loads in service.

The purpose of this section is to provide information to applicants regarding the use of this regulatory guide.

1682 01-29-75 Alternate Rules for Material Manu-08 11-75 facturers and Suppl;ers,Section III,

1. Except for those Code Cases hat have been annulled Subarticle NA-3700 by action of the ASME Council, the NRC staff has found 1714 08 11-75 Postweld Heat Treatinent of P-1 the Code Cases listed in this regulatory guide under regula-07-11-77* Material,Section III, Class MC tory position C.1 acceptable for appropriate use.Other Code 1714-1 07 11-77' Postweld Heat Treatment of P-1 Cases may be considered for use in accordance with footnote (N-1021) 08-28-78 Material, Section Ill, Class MC 6 of the Codes and Standards rule, @ 50.55a of 10 CFR Part 50.

I722 11-03-75 Vacuum, Carbon Deoxidized SA-508 01 08-79 Forgings,Section III, Division 1, and

2. Components ordered to a specific version of a Code VIII, Division I and 2 Case need not be changed because a subsequent revision of 1741 12-22-75 Interim Rules for the Requited the Code Case is listed as the approved version in this guide.

01-14-77 Number of Impact Tests for Rolled Shapes, Section Ill, Division 1

3. Components ordered to a Code Case that was previ-Subsection NF, Component Supports ously approved for use need not be changed because the 1755 04-26-76 Alternative Rules for Examination Code Case has been subsequently annulled.

01-14-77 of Welds in Piping, Class I and 2 Ccristructim,Section III, Division 1

4. Code Cases on the approved list may be applied to 1759 08-13-76 Material for Internal Pressure Re-components that were in process of construction prior to 05-15-78 taining items fcr Pressure Relief the effective date of the Code Case within the limits speci-Valves, Section Ill, Division 1, Class fled in the Code Case and applicable regulations or recom-1,2,and 3 mended in other regulatory guides.

l 1.85-8

APPENDIX

,i NUMERICAL LISTING OF CODE CASES

• 1332 7 1605 1820 5

1334-3 1618-2 N-178 133510 (N 3-10)

I 1626-1 (N-651)

N-181 1337-11 (N-4-11) 1644-8 (N-7I-8)

N-183 2

1344-5 1698 (N-92)

N-188-1 1358-5 1714-2 (N-102-2)

N-204 l 1395-4 (N-9-4)

I 17221 (N 1071)

N-205 1407-3 1747 N 206 1414-5 (N-115) 1754 N-207-1 1474-1 1755-1 N-223 1484-3 17591 (N-131 1)

N 224.

14981 1772 N-225 1527 1782 N-227 1542 1 1793 N-242 l 1557-3 (N-37-3) 1794 N-245 1571 1810 N-246 1578 1819-1 (N-176-1) ode Case 1624 was inadvertently listed in the appendix of Regulatory Guide 1.85, Revi-4 i

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