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Standards GB - Chinese national standards - Page 5605
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 12322-1990
WITHDRAWN
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Methods of reliability testing for universal CCTV systems
WITHDRAWN published on 20.4.1990
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GB/T 12323-1990
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Technical requirements of compatibility for television receivers with cable distribution systems
WITHDRAWN published on 20.4.1990
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GB 12324-1990
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The general rule of naming model of household electrical appliances
WITHDRAWN published on 1.1.1990
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GB 12325-1990
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Quality of electric energy supply--Admissible deviation of supply voltage
WITHDRAWN published on 20.4.1990
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GB/T 12325-2003
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Power quality—Admissible deviation of supply voltage
WITHDRAWN published on 15.9.2003
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GB 12326-2000
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Power quality-Voltage fluctuation and flicker
WITHDRAWN published on 3.4.2000
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GB 12327-1998
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Specifications for hydrographic survey
WITHDRAWN published on 10.11.1998
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GB/T 1233-1992
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Rubber, unvulcanized—Determination of prevulcanization characteristics—Shearing disk method
WITHDRAWN published on 1.9.1992
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GB/T 12330-1990
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The limit on carrying-load for physical work
WITHDRAWN published on 23.4.1990
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GB/T 12331-1990
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Classified standard of operation with exposure to toxic chemicals in the workplace
WITHDRAWN published on 23.4.1990
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