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Standards GB - Chinese national standards - Page 7449
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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GB/T 997-2008
WITHDRAWN
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Rotating electrical machines—Classification of types of construction,mounting arrangements and terminal box position for(IM Code)
WITHDRAWN published on 24.4.2008
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GB/T 9971-1988
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Pure iron for raw material
WITHDRAWN published on 26.10.1988
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GB/T 9971-2004
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Pure iron for raw material
WITHDRAWN published on 24.3.2004
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GB/T 9973-1988
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Test method for the permeability of carbon materials
WITHDRAWN published on 26.10.1988
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GB/T 9977-1988
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The terms of coking products
WITHDRAWN published on 26.10.1988
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GB/T 9978-1999
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Fire-resistance tests-Elements of building construction
WITHDRAWN published on 29.6.1999
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GB/T 9979-1988
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Guide rule of test for mechanical properties of fiber-reinforced plastics at elevated and reduced temperatures
WITHDRAWN published on 26.10.1988
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GB 9981-1988
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Hygienic standard for rural housing
WITHDRAWN published on 8.10.1988
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GB/T 9983-1988
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Industrial sodium tripolyphosphate
WITHDRAWN published on 10.12.1988
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GB/T 9984.1-1988
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The measurement of whiteness for industrial sodium tripolyphosphate (including foodstuffs)
WITHDRAWN published on 10.12.1988
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