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GB - Chinese national standards - Page 7946

Standards GB - Chinese national standards - Page 7946

Standards GB are Chinese national standards, which are issued by China's Standardization Administration Office (SAC).
Chinese national standards are used all over China commonly labeled as GB standards. They determine the united production requirements regarding product safety and quality .
GB standards are often modified or created according to the international standards of ISO, IEC or any other international level. Although, they are largely harmonized, GB standards may differ from international standards .
Approximately 15% of all GB standards are obligatory and they can be identified according to the prefix GB, after which the code of the standards follows:
GB – Obligatory national standards
GB/T – Optional national standards
GB/Z – National steering technical document

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Preview GB 50243-2002 15.3.2002

GB 50243-2002 WITHDRAWN

Code for acceptance of construction quality of conditioning works

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Preview GB 5025-1985 1.1.1985

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Pig iron containing vanadium

WITHDRAWN published on 1.1.1985

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Preview GB 50251-1994 18.4.1994

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Design code for gas transmission pipeline engineering

WITHDRAWN published on 18.4.1994

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Preview GB 50251-2003 10.6.2003

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Code for design of gas transmission pipeline engineering

WITHDRAWN published on 10.6.2003

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electronic design (pdf) (187.50 USD)

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Preview GB 50252-1994 19.4.1994

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Unified standard for quality inspection and assessment of industrial erection engineerings

WITHDRAWN published on 19.4.1994

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Preview GB 50252-2010 10.1.2010

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Unified standard for constructional quality acceptance of industrial installation engineering

WITHDRAWN published on 10.1.2010

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Preview GB 50253-1994 14.3.1994

GB 50253-1994 WITHDRAWN

Design code for oil transportation pipeline engineering

WITHDRAWN published on 14.3.1994

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Preview GB 50253-2003 10.6.2003

GB 50253-2003 WITHDRAWN

Code for design of oil transportation pipeline engineering

WITHDRAWN published on 10.6.2003

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Preview GB 50254-1996 5.6.1996

GB 50254-1996 WITHDRAWN

Code for construction and acceptance of cow-voltage apparatus electric equipment installation engineering

WITHDRAWN published on 5.6.1996

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Preview GB 50255-1996 5.6.1996

GB 50255-1996 WITHDRAWN

Code for construction and acceptance of power convertor equipment electric equipment installation engineering

WITHDRAWN published on 5.6.1996

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