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JB/T 11495-2013Water-sealed Check Valves (English PDF)

水封逆止阀

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

April 25, 2013

Implementation date

September 1, 2013

Scope

JB/T 11495-2013 is the English-translated version of 水封逆止阀.

JB/T 11495-2013 is the recommended Chinese machinery industry standard for water-sealed check valves.

It sets out the terms and definitions, the structure of the valve and the principle on which it seals, the basic parameters and the models, the technical requirements, the testing and inspection, the inspection rules and the provisions on marking, packaging, transport and storage.

The valve is filed under the Chinese classification J16 and the international classification 23.060.99. Among the standards it quotes are GB 150.4, GB/T 1047, GB/T 1184-1996, GB/T 1220, GB/T 3274, GB/T 4237, GB/T 12220, GB/T 12229, JB/T 5000.3 and JB/T 7928. It was issued by the Ministry of Industry and Information Technology.

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Document preview — JB/T 11495-2013

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

Foreword
Scope
Normative references
About this standard
Classification and status

1 Foreword

JB/T 11495-2013 was issued by MIIT on 25 April 2013 and has been in force since 1 September 2013.

2 Scope

This standard is the recommended Chinese machinery industry standard for water-sealed check valves. It sets out the terms and definitions, the structure of the valve and the principle on which it seals, the basic parameters and the models, the technical requirements, the testing and inspection, the inspection rules and the provisions on marking, packaging, transport and storage. The valve is filed under the Chinese classification J16 and the international classification 23.060.99. Among the standards it quotes are GB 150.4, GB/T 1047, GB/T 1184-1996, GB/T 1220, GB/T 3274, GB/T 4237, GB/T 12220, GB/T 12229, JB/T 5000.3 and JB/T 7928.

3 Normative references

JB/T 11495-2013 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB 150.4

GB/T 1047

GB/T 1184-1996 — Geometrical tolerancing. Geometrical tolerance for features without individual tolerance indications

GB/T 1220

GB/T 3274

GB/T 4237

GB/T 12220

GB/T 12229

JB/T 5000.3

JB/T 7928

4 About this standard

Issued by: MIIT

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 150.4

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GB/T 21387-2025|JB/T 12624-2016|GB/T 12233-2025|GB/T 12235-2025|GB/T 44574-2024|GB/T 18691.3-2021

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