NB/T 20007.48-2017Stainless steel for pressurized water reactor nuclear power plants - Part 48: Stainless steel bars for fasteners of nuclear safety related equipment (English PDF)
压水堆核电厂用不锈钢 第48部分：安全级设备紧固件用不锈钢棒
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Issued by
NEA
Level / Type
Industry · Recommended
Issue date
April 1, 2017
Implementation date
October 1, 2017
Scope
NB/T 20007.48-2017 is the English-translated version of 压水堆核电厂用不锈钢 第48部分：安全级设备紧固件用不锈钢棒.
NB/T 20007.48-2017 is part 48 of the Chinese energy industry standard on stainless steel for pressurized water reactor nuclear power plants, and it concerns stainless steel bars for the fasteners of nuclear safety related equipment.
It sets out the requirements for manufacturing, inspecting and accepting those bars, and its field of use is the stainless steel bar from which fasteners for safety grade equipment are made.
The Chinese classification is H44 and the international one 77.140.60. Standards cited with it include GB/T 223, GB/T 226, GB/T 228.1-2010, GB/T 229-2007, GB/T 230.1, GB/T 231.1, GB/T 10561-2005, GB/T 20066, NB/T 20004-2014, NB/T 20328.2, NB/T 20328.4 and NB/T 20328.5. Issued on 1 April 2017, it has applied since 1 October 2017.
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Document preview — NB/T 20007.48-2017
National Standard of the People's Republic of China
- ICS
- 77.140.60
Issued by: National Energy Administration of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
NB/T 20007.48-2017 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 223
GB/T 226
GB/T 228.1-2010
GB/T 228.2
GB/T 229-2007
GB/T 230.1
GB/T 231.1
GB/T 6394
GB/T 10561-2005
GB/T 11170
GB/T 20066
GB/T 20123
NB/T 20004-2014
NB/T 20328.2
NB/T 20328.4
NB/T 20328.5
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 226Test method for macrostructure and defect of steel by etching
- GB/T 228.1-2010Metallic Materials — Tensile Testing — Part 1: Method of Test at Room Temperature
- GB/T 228.2Metallic materials -- Tensile testing -- Part 2: Method of test at elevated temperature
- GB/T 229-2007Metallic Materials — Charpy Pendulum Impact Test Method
- GB/T 230.1Metallic materials - Rockwell hardness test - Part 1: Test method
- GB/T 231.1Metallic materials - Brinell hardness test - Part 1: Test method
GB/T 223
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Related Standards
GB/T 11170-2008 — Stainless steel - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (Routine method)
GB/T 20066-2006 — Steel and iron -- Sampling and preparation of samples for the determination of chemical composition
GB/T 20123-2006 — Steel and iron -- Determination of total carbon and sulfur content Infrared absorption method after combustion in an induction furnace (routine method)
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