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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
Rotating electrical machines—Classification of types of construction,mounting arrangements and terminal box position for(IM Code)
WITHDRAWN published on 24.4.2008
Selected format:Pure iron for raw material
WITHDRAWN published on 26.10.1988
Selected format:Pure iron for raw material
WITHDRAWN published on 24.3.2004
Selected format:Test method for the permeability of carbon materials
WITHDRAWN published on 26.10.1988
Selected format:The terms of coking products
WITHDRAWN published on 26.10.1988
Selected format:Fire-resistance tests-Elements of building construction
WITHDRAWN published on 29.6.1999
Selected format:Guide rule of test for mechanical properties of fiber-reinforced plastics at elevated and reduced temperatures
WITHDRAWN published on 26.10.1988
Selected format:Hygienic standard for rural housing
WITHDRAWN published on 8.10.1988
Selected format:Industrial sodium tripolyphosphate
WITHDRAWN published on 10.12.1988
Selected format:The measurement of whiteness for industrial sodium tripolyphosphate (including foodstuffs)
WITHDRAWN published on 10.12.1988
Selected format:Latest update: 2024-08-30 (Number of items: 2 345 304)
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