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Database: 189760 (18 Oct 2025)
NB/T 20031-2021 English PDF
NB/T 20031: Evolution and historical versions
Standard ID
Contents [version]
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Standard Title (Description)
Status
PDF
NB/T 20031-2021
English
RFQ
ASK
3 days [Need to translate]
(Control of the concentration of combustible gas in the containment of a pressurized water reactor nuclear power plant after an accident)
Valid
NB/T 20031-2021
NB/T 20031-2010
English
959
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5 days [Need to translate]
Control of hydrogen concentration in the containment after accidents in nuclear power plants of pressurized water reactor
Obsolete
NB/T 20031-2010
PDF similar to NB/T 20031-2021
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Basic data
Standard ID
NB/T 20031-2021 (NB/T20031-2021)
Description (Translated English)
(Control of the concentration of combustible gas in the containment of a pressurized water reactor nuclear power plant after an accident)
Sector / Industry
Energy Industry Standard (Recommended)
Classification of Chinese Standard
F77;F69
Date of Issue
2021
Date of Implementation
2021-07-26
Older Standard (superseded by this standard)
NB/T 20031-2010
Regulation (derived from)
National Energy Administration Announcement No. 3 of 2021
Issuing agency(ies)
National Energy Administration