NB/T 20274-2014Design specification for cathodic protection of buried metallic structure applied in nuclear power plants (English PDF)
核电厂埋地金属构筑物阴极保护设计规范
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Issued by
NEA
Level / Type
Industry · Recommended
Issue date
June 29, 2014
Implementation date
November 1, 2014
Scope
NB/T 20274-2014 is the English-translated version of 核电厂埋地金属构筑物阴极保护设计规范.
Cathodic protection of the buried metallic structures of a nuclear power plant is the subject of NB/T 20274-2014, a recommended standard of the Chinese energy industry.
It states the requirements for designing that protection. Its scope reaches past design to the construction, the inspection and the management of cathodic protection for buried metal structures at such plants.
The standard replaces EJ/T 451-1989 and cites GB/T 21448, DL/T 5394, EJ/T 484, NB/T 20133.6, SY/T 0086, SY/T 0096 and SY/T 0516. It was issued by the National Energy Administration under Chinese classification F65 and international classification 27.120.10. Issued on 29 June 2014, it has applied since 1 November 2014.
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Document preview — NB/T 20274-2014
National Standard of the People's Republic of China
- ICS
- 27.120.10
- Replacing
- EJ/T 451-1989
Issued by: National Energy Administration of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
NB/T 20274-2014 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 21448
DL/T 5394
EJ/T 484
NB/T 20133.6
SY/T 0086
SY/T 0096
SY/T 0516
......
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 21448Specification of cathodic protection for underground steel pipelines
- NB/T 20133.6Specifications for Protective Coatings Used in Pressurized Water Reactor Nuclear Power Plants - Part 6: Coating Operation
- SY/T 0086Electrical insulation standards for cathodic protection pipelines
- SY/T 0516Technical code for insulating joint and insulating flange
DL/T 5394 · EJ/T 484 · SY/T 0096
Similar standards
Editions of NB/T 20274
| Edition | Title | Revision | Status |
|---|---|---|---|
| NB/T 20274-2014 | Design specification for cathodic protection of buried metallic structure applied in nuclear power plants | current edition | Current |
| EJ/T 451-1989 | Design specification for cathodic protection of buried metallic structure applied in nuclear power plants | previous edition | Superseded |
This page sells the current edition, NB/T 20274-2014. Earlier editions are listed for reference only.
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Related Standards
GB/T 21448-2017 — Specification of cathodic protection for underground steel pipelines
NB/T 20133.6-2012 — Specifications for Protective Coatings Used in Pressurized Water Reactor Nuclear Power Plants - Part 6: Coating Operation
SY/T 0086-2020 — Electrical insulation standards for cathodic protection pipelines
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