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Database: 189760 (18 Oct 2025)
NB/T 20009.27-2017 English PDF
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NB/T 20009.27-2017
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Welding material for pressurized water reactor nuclear power plants. Part 2.7: Stainless steel wires and filler rods for safety related components
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NB/T 20009.27-2017
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Basic data
Standard ID
NB/T 20009.27-2017 (NB/T20009.27-2017)
Description (Translated English)
Welding material for pressurized water reactor nuclear power plants. Part 2.7: Stainless steel wires and filler rods for safety related components
Sector / Industry
Energy Industry Standard (Recommended)
Classification of Chinese Standard
F69
Classification of International Standard
27.120.20
Word Count Estimation
10,188
Date of Issue
2017-02-10
Date of Implementation
2017-07-01
Quoted Standard
GB/T 223; GB/T 1954; GB/T 4334-2008; GB/T 25774.1-2010; GB/T 25775; GB/T 25777; GB/T 25778; NB/T 20003.3-2010; NB/T 20004-2014; ASME BPVC ��II��Cƪ
Regulation (derived from)
State Energy Bureau Announcement No. 3 of 2017
Issuing agency(ies)
National Energy Administration
Summary
This standard specifies the type, technical requirements, test methods, inspection rules, packaging, marking and quality certification documents for stainless steel welding wire and filler wire (hereinafter referred to as welding wire) for safety grade equipment of PWR nuclear power plants. This standard is applicable to ER308L, ER309L and ER316L stainless steel welding wire for tungsten inert gas protection arc welding of nuclear island safety equipment of pressurized water reactor nuclear power plant.