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:
requisite to the issuance or con tinuance of a permit or license by the Commission. Singlecopies of regulatory guides may be obtained free of charge bywriting to the Repro This guide was issued after consideration of comments received from the public. Com- duction and Distribution Services Section, Office of the Chief Information Officer, U.S. Nu ments and suggestionsfor improvements in these guides areencouraged atall times, and clear Regulatory Commission, Washington, DC 20555-0001; or by fax to (301)415-2289; guides will be revised, as appropriate, to accommodate comments and to reflect new in- or by emall to DISTRIBUTION@NRC.GOV formation or experience. Issued guides may also be purchased from the National Technical Information Service on Written comments may be submitted to the Rules and Directives Branch, ADM, U.S. Nu- a standing order basis. Details on this service may be obtained by writing NTIS, 5285 Port clear Regulatory Commission, Washington, DC 20555-0001. Royal Road, Springfield, VA 22161. U.S. NUCLEAR REGULATORY COMMISSION REGULATORY ( OFFICE OF NUCLEAR REGULATORY RESEARCH REGULATORY GUIDE 1.85 (Draft was issued as DG-1 049) MATERIALS CODE CASE ACCEPTABILITY ASME SECTION III, DIVISION 1 requirements of the Paperwork Reduction Act of 1980 (44 U.S.C. 3501 et seq.). B. DISCUSSION The Boiler and Pressure Vessel Committee of the ASME publishes a document entitled "Code Cases."1 Generally, the individual Code Cases that make up this document explain the intent of Code rules or provide for alternative requirements under special circum stances. Most Code Cases are eventually superseded by re vision to the Code and then are annulled by action of the ASME. In such cases, the intent of the annulled Code Case becomes part of the revised Code, and therefore continued use of the Code Case intent is sanctioned un der the rules of the Code. In other cases, the Code Case is annulled because it is no longer acceptable or there is no further requirement for it. A Code