NB/T 20373-2016Graphical symbols and letter codes for passive PWR nuclear power plant design (English PDF)
非能动压水堆核电厂工程设计图形符号和文字代号
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Issued by
NEA
Level / Type
Industry · Recommended
Issue date
February 5, 2016
Implementation date
July 1, 2016
Scope
NB/T 20373-2016 is the English-translated version of 非能动压水堆核电厂工程设计图形符号和文字代号.
NB/T 20373-2016 is the recommended energy industry standard that fixes the graphical symbols and letter codes used in the engineering design of passive pressurized water reactor nuclear power plants.
It defines the form of those symbols and codes and the way they are to be used on AP and CAP series plant projects.
The drawings it covers include piping and instrument diagrams, piping isometrics, electrical system and single line diagrams, electrical wiring diagrams and layouts, communication system diagrams and layouts, and logic and function diagrams; other pressurized water reactor projects may use it as a reference.
It quotes GB/T 16901.1, GB/T 6567.5 and NB/T 20329. Issued on 5 February 2016, it has applied since 1 July 2016.
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Document preview — NB/T 20373-2016
National Standard of the People's Republic of China
- ICS
- 01.080.01
Issued by: National Energy Administration of the People's Republic of China
Contents
- 2 Normative references
2 Normative references
NB/T 20373-2016 cites the following standards, which apply in full or in part through the references made to them in its clauses.
GB/T 16901.1
GB/T 6567.5
NB/T 20329
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 47 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 16901.1Rules for the presentation of graphical symbols for use in technical product documentation -- Part 1: Basic rules
- GB/T 6567.5Technical drawings - Graphical symbols for piping systems - Axonometric representation of graphical symbols for piping, piping accessories and valves etc.
- NB/T 20329System/Equipment code for passive PWR nuclear power plant
Similar standards
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Related Standards
GB/T 16901.1-2008 — Rules for the presentation of graphical symbols for use in technical product documentation -- Part 1: Basic rules
GB/T 6567.5-2008 — Technical drawings - Graphical symbols for piping systems - Axonometric representation of graphical symbols for piping, piping accessories and valves etc.
NB/T 20329-2015 — System/Equipment code for passive PWR nuclear power plant
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NB/T 20373-2016
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