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:
, Class 1 1484-3 (N-20) 08-13-76 08-30-79 07-16-82 05-19-85 09-05-85 SB-163 Nickel-Chromium-Iron Tubing (Alloy 600 and 690) and Nickel-Iron-Chromium Alloy 800 at a Specified Mini mum Yield Strength of 40.0 Ksi, Section III, Division 1, Class 1 N-20-1 09-05-85 SB-163 Nickel-Chromium-Iron 12-07-87 Tubing (Alloy 600 and 690) and Nickel-Iron-Chromium Alloy 800 at a Specified Mini mum Yield Strength of 40.0 Ksi, Section III, Division 1, Class 1 N-20-2 12-07-87 SB-163 Nickel-Chromium-Iron 11-30-88 Tubing (Alloy 600 and 690) and Nickel-Iron-Chromium Alloy 800 at a Specified Mini- mum Yield Strength of 40.0 Ksi, and Cold Worked Alloy 800 at a Yield Strength of 47.0 Ksi, Section III, Division 1, Class 1 149218 10-29-71 Post Weld Heat Treatment, 03-03-75 Section I, III and VIII, Division 1 and 2 1557-2 12-17-73 Steel Products Refined by Sec 01-08-79 ondary Remelting 1618 03-02-74 Material for Core Support 03-03-75 Structures Section III, Subsec tion NG Code Case 1618 was acceptable subject to the fol lowing conditions in addition to those specified in the Code Case: a. Welding of age-hardenable alloy SA-453 Grade 660 and SA-637 Grade 688 should be performed when the material is in the solution-treated condition. b. Use of alloy ASTM A-564 Grade 631 is not accept able on a generic basis. 1618-1 03-03-75 Material for Core Support 03-01-76 Structures, Section III, Subsec tion NG Code Case 1618-1 was acceptable subject to the following condition in addition to those specified in the Code Case: Welding of age-hardenable alloy SA-453 Grade 660 and SA-637 Grade 688 should be performed when the material is in the solution-treated condition. 1618-2 (N-60) 03-01-76 Material for Core Support 01-08-79 Structures Section III, Division 01-21-82 1, Subsection NG 05-25-83 Code Case 1618-2 was acceptable subject to the following condition in addition to those conditions spe cified in the Code Case: Welding of age-hardenable alloy SA-453 Grade 660 and SA-637 Grade 688 should be performed when