Document: NRC Regulatory Guide
Document ID: 44b58049-ac63-457b-a075-ef162b34cb70
Document Type: regulatory_guide
Title: Materials code case Acceptability - - ASME Section III, Division 1 (Rev. 31)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML0037/ML003740365.pdf
Revision Date: 2023-06
Chapter: 
Section ID: RG-1.85
CFR Part: 
CFR Title: 

Content:
f Welds, Class 1 Components, Section III, Divi sion 1 N-510 12-09-93 Borated Stainless Steel for Class CS Core Support Struc tures and Class 1 Components, Section III, Division 1 N-525 12-09-93 Design Stress Intensities and Yield Strength Values for UNS N06690 with a Minimum Speci fied Yield Strength of 30 Ksi, Class 1 Components, Section III, Division 1 2. ANNULLED CODE CASES Code Cases that were endorsed by the NRC in a prior version of this guide and were later annulled by action of the ASME should be considered as deleted from the list of acceptable Code Cases as of the date of the ASME action that approved the annulment. Such Code Cases that were annulled on or after July 1, 1974, are listed in the following by number, effective dates, 4 and title.5 1141-1 08-31-61 Foreign Produced Steel 07-23-76 1332-7 (N-1-7) 01-08-79 Requirements for Steel Forg 07-01-82 ings, Section III, Division 1 4Earlier date-date Code Case was approved by ASME; later date-date Code Case was annulled. Where more than two dates appear, the last date is the date that the Code Case was annulled. The middle date (or dates) was the date of reaffirmation of the Code Case. 5Code Cases 1401-1,1493-1, and 1599, which were listed in the original issue of this guide, were annulled by ASME action prior to July 1, 1974. 1407-3 07-01-74 (N-10) 01-08-79 01-21-82 09-17-84 09-17-87 1412-4 11-03-75 01-01-77 Time of Examination for Classes 1, 2, and 3, Section III Vessels Modified High Yield Strength Steel for Section III, Division 1, Class 1 Vessels Code Case 1412-4 was acceptable subject to the following condition in addition to those conditions spe cified in the Code Case: The information required to be developed by Note 1 in the Code Case should be pro vided in each referencing Safety Analysis Report. The material given in the Inquiry section of the Code Case should be SA-508, Class 4b, instead of SA-508, Class 4. 1414-5 (N-11-5) 08-29-77 High Yield Strength Cr-Mo 08-29-80 Steel for Section III,