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CJ/T 255-2007Non-slam nozzle check valve (English PDF)

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Issued by

Ministry of Housing and Urban-Rural Development of the People's Republic of China

Level / Type

National · Recommended

Issue date

June 5, 2007

Implementation date

December 1, 2007

Scope

CJ/T 255-2007 (Non-slam nozzle check valve) is available as an English-translated PDF.

CJ/T 255-2007 — This standard specifies the terms and definitions of direct-flow check valve, structure type, product type, requirements, inspection and test methods, inspection Rules, signs, product brochures, packaging and storage and other basic requirements.

This standard applies to the nominal diameter of DN25mm ~ DN800mm, nominal pressure less than or equal to PN2.5MPa, medium temperature is less than or equal to 65 °C, the medium is clear water or physical and chemical properties similar to the water pipe with flow-type quick-closing check valve.

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Document preview — CJ/T 255-2007

National Standard of the People's Republic of China

ICS: 91.140.60
Classification: P 42

Issued by: Ministry of Housing and Urban-Rural Development of the People's Republic of China

What this standard covers1
Document data2
Standards quoted by this document3

What this standard covers

This standard specifies the Diversion quick closing check valve terminology and definitions, structure type, model, requirements, testing and test methods, inspection rules, marks, product brochures, packaging and storage of basic requirements. This standard used in the DN DN25mm ~ DN800mm, nominal pressure is less than or equal to PN2. 5MPa, medium temperature is less than or equal to 65°C, the medium is water or physical and chemical properties similar to water pipes Diversion ratio check valves.

Document data

International classification (ICS): 91.140.60.

Chinese classification (CCS): P42.

Estimated length of the Chinese original: 17,163 words.

Standards quoted by this document

GB/T 1047; GB/T 1048; GB/T 1239.6-1992; GB/T 1804-2000; GB/T 3098; GB/T 3280; GB/T 6739-2006; GB/T 7306.2; GB/T 8923-1988; GB/T 9286-1998; GB/T 9969.1; GB 12220; GB/T 12225; GB/T 12226; GB/T 12227; GB/T 13927; GB/T 17219; GB/T 17241.6; GB/T 17241.7; HG/T 3091; JB/T 308; JB/T 7928; JB/T 9092-1999

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 11 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 1239.6-1992 · GB/T 3098 · GB/T 9969.1 · GB 12220 · GB/T 17241.7

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