Document: NRC Regulatory Guide
Document ID: 08cebcdf-2e81-4e08-a508-9f6b4701c0a5
Document Type: regulatory_guide
Title: Design, Fabrication, and Materials Code Case Acceptability, ASME Section III (Rev. 40)
Source: NRC Regulatory Guide Division 1
Source URL: https://www.nrc.gov/docs/ML2219/ML22195A282.pdf
Revision Date: 2023-05
Chapter: 
Section ID: RG-1.84
CFR Part: 
CFR Title: 

Content:
11/84 N-348 N-348-1 N-348-2 Use of SA-574 Socket Weld Head Cap Screws, Section III, Division 1 Applicants’ safety analysis reports should justify why the use of these socket head cap screws will not result in early failure from stress-corrosion cracking. 9/7/85 2/20/89 8/14/93 N-350 Postweld Heat Treatment Thickness of Material, Section III, Division 1 Applicants wishing to use this Code Case for materials other than P-1 materials should demonstrate that the use of this Code Case will not adversely affect the required material properties. 9/5/85 N-383-1 Weld Repair of SA-182 Austenitic Forgings, Section III, Division 1, Classes 1, 2, and 3 Applicants who apply the provisions of this Code Case to permit material manufacturers to weld repair austenitic forgings without resolution heat treatment should give the NRC staff (through the safety analysis report) a justification as to why this is acceptable for their applications, including their evaluation of the susceptibility for stress-corrosion cracking. 9/5/85 DG-1405, Page 34 CODE CASE NUMBER TABLE 4 ANNULLED CONDITIONALLY ACCEPTABLE SECTION III CODE CASES TITLE/CONDITION ANNULMENT DATE N-397 Alternative Rules to the Spectral Broadening Procedures of N-1226.3 for Classes 1, 2, and 3 Piping, Section III, Division 1 The Code Case is acceptable for specific plant applications on a case-by-case basis, pending revision of RG 1.122, “Development of Floor Design Response Spectra for Seismic Design of Floor-Supported Equipment or Components” (Ref. 11). 2/20/87 N-398 Reporting of Charpy-V Notch Test Results, Section III, Division 1 The Code Case is not acceptable for steam generator or reactor coolant pump supports. Applicants wishing to use this Code Case should indicate in the safety analysis report the component supports to which the Code Case is applied for review on a case-by-case basis. 2/20/87 N-404 Annealed Alloy UNS N06625 Over UNS N06600 Bimetallic Tubing, Section III, Division 1, Class 1 The outside layer of