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Standards GB - Chinese national standards - Page 6769
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 18994-2003
WITHDRAWN
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Gases for electronic industry—High purity chlorine
WITHDRAWN published on 5.3.2003
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GB/T 18994-2014
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Gases for electronic industryHigh purity chlorine
WITHDRAWN published on 22.12.2014
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GB/T 18996-2003
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Determination of silver in silver jewellery alloys—Volumertic (potentiometric) method using sodium chloride or potassium chloride
WITHDRAWN published on 7.3.2003
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GB/T 18997.1-2003
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Polyethylene/Aluminum/Polyethylene composite pressure pipe—Part 1:PE/AL/PE pipe overlap-welded by aluminum pipe
WITHDRAWN published on 7.3.2003
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GB/T 18997.2-2003
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Polyethylene/Aluminum/Polyethylene composite pressure pipe—Part 2:PE/AL/PE pipe butt-welded by aluminum pipe
WITHDRAWN published on 7.3.2003
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GB/T 18998.1-2003
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Chlorinated poly(vinyl chloride)(PVC-C) piping systems for industrial applications—Part 1:General
WITHDRAWN published on 7.3.2003
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GB/T 18998.2-2003
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Chlorinated poly(vinyl chloride)(PVC-C) Piping systems for industrial applications—Part 2:Pipes
WITHDRAWN published on 7.3.2003
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GB/T 18998.3-2003
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Chlorinated poly(vinyl chloride)(PVC-C) piping systems for industrial applications—Part 3:Fittings
WITHDRAWN published on 7.3.2003
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GBJ 19-1987
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Code for design of heating, ventilation and air-condition
WITHDRAWN published on 1.1.1987
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GB 190-1990
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Labels for packages of dangerous goods
WITHDRAWN published on 25.12.1990
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