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Standards GB - Chinese national standards - Page 8474
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 6895-1986
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Tantalum powder for metallurgy
WITHDRAWN published on 1.1.1986
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GB 6896-1986
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WITHDRAWN published on 1.1.1986
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GB/T 6896-1998
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Niobium bars
WITHDRAWN published on 15.12.1998
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GB 6897-1986
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Copper-beryllium master alloy ingot
WITHDRAWN published on 1.1.1986
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GB 6898-1986
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[Renamed to YS/T 261-1994] Spodumene concentrate
WITHDRAWN published on 1.1.1986
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GB 6899-1986
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Beryl concentrate
WITHDRAWN published on 1.1.1986
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GBJ 69-1984
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Specifications for the design of water supply and drainage structures
WITHDRAWN published on 26.1.1984
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GB 69-1985
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WITHDRAWN published on 1.1.1985
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GB/T 69-2000
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Countersunk slotted raised head screws(common head style)
WITHDRAWN published on 26.9.2000
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GB/T 690-1992
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Chemical reagents;Benzene
WITHDRAWN published on 1.9.1992
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