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Standards GB - Chinese national standards - Page 7549
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 4062-1998
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Antimony trioxide
WITHDRAWN published on 15.7.1998
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GB/T 4063-2001
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Specification of coals for steam locomotive
WITHDRAWN published on 19.3.2001
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GB/T 4064-1983
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General guide for designing of electrical equipment to satisfy safety requirements
WITHDRAWN published on 22.12.1983
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GB 4066-1994
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Fire extinguishing agent—Sodium bicarbonate dry chemical
WITHDRAWN published on 5.5.1994
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GB 4066.1-2004
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Fire extinguishing media—Part 1:BC powder
WITHDRAWN published on 5.8.2004
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GB 4066.2-2004
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Fire extinguishing media—Part 2:ABC powder
WITHDRAWN published on 5.8.2004
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GB 4068-1983
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Standard test method for change of resistance with temperature of high resistance alloys for electrical heating
WITHDRAWN published on 1.1.1983
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GB 4069-1983
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Tolerances for electronic ceramic parts
WITHDRAWN published on 1.1.1983
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GB 407-1978
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WITHDRAWN published on 1.1.1978
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GB 4070-1983
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WITHDRAWN published on 1.1.1983
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