JB/T 11490-2013Steam Turbine Fast Closing Butterfly Valve (English PDF)
汽轮机用快速关闭蝶阀
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Issued by
MIIT
Level / Type
Industry · Recommended
Issue date
April 25, 2013
Implementation date
September 1, 2013
Scope
JB/T 11490-2013 is the English-translated version of 汽轮机用快速关闭蝶阀.
The fast closing butterfly valve used on steam turbines is what JB/T 11490-2013 addresses, a recommended standard of the Chinese machinery industry.
It specifies the terminology and definitions, the structure, the technical requirements, the requirements on materials, the test methods, the inspection rules and the provisions on protection, marking, packaging, transport and storage.
The valve sits under the Chinese classification J16 and the international classification 23.060.99. Among the standards it quotes are GB 150.4, GB/T 228.1, GB/T 699, GB/T 984, GB/T 1047, GB/T 1048, GB/T 1176, GB/T 1220, GB/T 1222, GB/T 3077, GB/T 3274, GB/T 3766, GB/T 7935 and GB/T 9113. The Ministry of Industry and Information Technology issued it.
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Document preview — JB/T 11490-2013
National Standard of the People's Republic of China
- ICS
- 23.060.99
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
1 Foreword
JB/T 11490-2013 was issued by Ministry of Industry and Information Technology of the People's Republic of China on 25 April 2013 and has been in force since 1 September 2013.
2 Scope
The fast closing butterfly valve used on steam turbines is what JB/T 11490-2013 addresses, a recommended standard of the Chinese machinery industry. It specifies the terminology and definitions, the structure, the technical requirements, the requirements on materials, the test methods, the inspection rules and the provisions on protection, marking, packaging, transport and storage. The valve sits under the Chinese classification J16 and the international classification 23.060.99. Among the standards it quotes are GB 150.4, GB/T 228.1, GB/T 699, GB/T 984, GB/T 1047, GB/T 1048, GB/T 1176, GB/T 1220, GB/T 1222, GB/T 3077, GB/T 3274, GB/T 3766, GB/T 7935 and GB/T 9113. The Ministry of Industry and Information Technology issued it.
3 Normative references
JB/T 11490-2013 cites a number of standards, which apply in full or in part through the references made to them in its clauses. Those listed below are the ones the catalogue record shows; the record cuts the list short, so it may not be complete.
GB 150.4
GB/T 228.1
GB/T 699
GB/T 984
GB/T 1047
GB/T 1048
GB/T 1176
GB/T 1220
GB/T 1222
GB/T 3077
GB/T 3274
GB/T 3766
GB/T 7935
GB/T 9113
GB/T 12220
GB/T 12221-2005 — Metal valves -- Face to face, end to end, center to face and center to end dimensions
GB/T 12225
GB/T 12229
GB/T 12230
GB/T 13927
GB/T 21465
JB/T 3595
4 About this standard
Issued by: Ministry of Industry and Information Technology of the People's Republic of China
English translation: about 15 pages
5 Classification and status
International classification (ICS): 23.060.99
Prefix JB/T: recommended standard.
......
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 228.1Metallic Materials — Tensile Testing — Part 1: Method of Test at Room Temperature
- GB/T 699Quality carbon structure steels
- GB/T 984Hard facing electrodes for shielded metal arc welding
- GB/T 1047Pipework components - Definition and selection of nominal size
- GB/T 1048Pipework components - Definition and selection of nominal pressure
- GB/T 1176Casting copper and copper alloys
GB 150.4
Similar standards
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Related Standards
GB/T 1047-1995 — Nominal size for pipe components
GB/T 1047-2005 — Pipework components - Definition and selection of DN (nominal size)
GB/T 1047-2019 — Pipework components - Definition and selection of nominal size
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JB/T 11490-2013
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