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Standards GB - Chinese national standards - Page 8858
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 9302-1988
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Looks for aluminium alloy windows
WITHDRAWN published on 1.1.1988
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GB 9303-1988
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Locks for aluminium alloy doors
WITHDRAWN published on 1.1.1988
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GB 9304-1988
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Sheaves for aluminium alloy sliding doors and windows
WITHDRAWN published on 1.1.1988
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GB 9305-1988
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Door closers
WITHDRAWN published on 1.1.1988
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GB 9306-1988
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Cocks with female screw connection--Cock type level indicator
WITHDRAWN published on 1.1.1988
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GB 9307-1988
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Packaging of color picture tubes
WITHDRAWN published on 1.1.1988
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GB/T 9308-1988
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Dual sound/stereophonic television broadcasting
WITHDRAWN published on 8.6.1988
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GB/T 9309-1988
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Office machines and data processing equipment--Function key symbols on typewriters
WITHDRAWN published on 9.6.1988
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GB/T 9310-1988
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Adding machines and calculating machines--Numeric section of ten-key keyboards
WITHDRAWN published on 9.6.1988
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GB/T 9311-1988
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Adding machines and calculating machines--Keytop and printed or displayed symbols
WITHDRAWN published on 9.6.1988
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