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Standards GB - Chinese national standards - Page 7588
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 7968-1996
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Bag paper
WITHDRAWN published on 25.6.1996
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GB 7969-1987
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Electric power cable paper
WITHDRAWN published on 26.6.1987
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GB/T 7969-2003
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Electric power cable paper
WITHDRAWN published on 20.10.2003
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GB 797-1989
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Automatic sprinkler systems performance requirements and methods of test for wet system alarm valves
WITHDRAWN published on 22.2.1989
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GB/T 7970-1999
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Communication cable paper
WITHDRAWN published on 12.8.1999
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GB/T 7970.4-2002
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Electrolytic capacitor paper
WITHDRAWN published on 5.9.2002
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GB 7971-1987
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Semiconducting electric cable paper
WITHDRAWN published on 26.6.1987
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GB/T 7972-1987
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Telegraph cable paper for punchig
WITHDRAWN published on 26.6.1987
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GB/T 7973-1987
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Paper board and pulps--Measurement of diffuse reflectance factor (Diff/o-Geometry)
WITHDRAWN published on 26.6.1987
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GB/T 7974-1987
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Paper and board--Measurement of brightness (Diff/o-Geometry)
WITHDRAWN published on 26.6.1987
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