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Standards GB - Chinese national standards - Page 7183
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 208-1983
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WITHDRAWN published on 1.1.1983
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GB/T 208-1994
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Standard test method for cement density
WITHDRAWN published on 24.9.1994
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GB/T 2080-1987
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Indexable hardmetal (carbide) inserts with rounded corners, with partly cylindrical fixing hole—Part 1:Dimensions of inserts with 7°normal clearance
WITHDRAWN published on 26.6.1987
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GB/T 20801.1-2006
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Pressure piping code—Industrial piping—Part 1:General
WITHDRAWN published on 30.12.2006
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GB/T 20801.1-2020
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Pressure piping code—Industrial piping—Part 1:General
WITHDRAWN published on 6.3.2020
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GB/T 20801.2-2006
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Pressure piping code—Industrial piping—Part 2:Materials
WITHDRAWN published on 30.12.2006
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GB/T 20801.2-2020
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Pressure piping code—Industrial piping—Part 2:Materials
WITHDRAWN published on 19.11.2020
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GB/T 20801.3-2006
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Pressure piping code—Industrial piping—Part 3:Design and calculation
WITHDRAWN published on 30.12.2006
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GB/T 20801.3-2020
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Pressure pipng code—Industrial piping—Part 3:Design and calculation
WITHDRAWN published on 19.11.2020
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GB/T 20801.4-2006
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Pressure piping code—Industrial piping—Part 4:Fabrication and assembly
WITHDRAWN published on 30.12.2006
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