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Standards GB - Chinese national standards - Page 8912
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 7256.1-1987
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Specifications for airport light fixtures--General requirements
WITHDRAWN published on 10.2.1987
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GB 7256.2-1987
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Specifications for airport light fixtures high intensity elevated approach light
WITHDRAWN published on 1.1.1987
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GB/T 7257-1987
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Measurement methods of parameter for helium neon laser
WITHDRAWN published on 9.2.1987
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GB 7258-1997
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Safety specifications for motor vehicles operating on roads
WITHDRAWN published on 9.4.1997
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GB 7258-2004
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Safety specifications for power-driven vehicles operating on roads
WITHDRAWN published on 12.7.2004
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GB 7258-2012
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Safety specifications for power-driven vehicles operating on roads
WITHDRAWN published on 11.5.2012
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GB 726-1986
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Reciprocating internal combustion engines--Designation of the cylinders
WITHDRAWN published on 1.1.1986
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GB/T 7260-1987
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Uninterruptible power systems
WITHDRAWN published on 13.2.1987
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GB/T 7260.1-2008
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Uninterruptible power systems(UPS)—Part 1-1:General and safety requirements for UPS used in operator access areas
WITHDRAWN published on 20.5.2008
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GB 7260.2-2003
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Uninterruptible power systems(UPS)—Part 2:Electromagnetic compatibility(EMC) requirements
WITHDRAWN published on 21.2.2003
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