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Standards GB - Chinese national standards - Page 6908
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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GBJ 214-1989
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WITHDRAWN published on 1.1.1989
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GB/T 214-1996
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Determination of total sulfur in coal
WITHDRAWN published on 19.12.1996
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GB 2140-1980
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Determination of iron content in tellurium--1, 10-phenanthroline photometric method
WITHDRAWN published on 1.1.1980
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GB/T 21404-2008
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Internal combustion engine—Determination and method for the measurement of engine power—General requirements
WITHDRAWN published on 3.2.2008
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GB/T 21407-2008
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Doubly fed variable speed constant frequency wind turbine
WITHDRAWN published on 3.2.2008
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GB/T 21408-2008
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Glass plant, pipeline and fittings--Pipeline and fittings of nominal bore 15 to 150mm--Compatibility and interchangeability
WITHDRAWN published on 1.2.2008
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GB/T 21409-2008
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Glass plant, pipeline and fittings--General rules for testing, handling and use
WITHDRAWN published on 1.2.2008
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GB 2141-1980
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Determination of selenium content in tellurium--2, 3-diaminonaphthalene absorption photometric method
WITHDRAWN published on 1.1.1980
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GB/T 21410-2008
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Petroleum and natural gas industries—Downhole equipment—Lock mandrels and landing nipples
WITHDRAWN published on 21.2.2008
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GB/T 21411.1-2008
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Downhole equipment for petroleum and natural gas industries—Progressing cavity pump systems for artificial lift—Part 1:Pumps
WITHDRAWN published on 21.2.2008
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