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Standards GB - Chinese national standards - Page 6979
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 21087-2007
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Air-to-air energy recovery equipment
WITHDRAWN published on 11.9.2007
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GB/T 21092-2007
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Miscellaneous lamps
WITHDRAWN published on 5.9.2007
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GB/T 21094-2007
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Pre-heat requirements for starterless tubular fluorescent lamps
WITHDRAWN published on 5.9.2007
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GB/T 21096-2007
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Method of measuring and specifying the UV-radiation of ultraviolet lamps used for sun-tanning
WITHDRAWN published on 5.9.2007
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GB/T 21097.1-2007
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General requirements on fixed number of years of safety use and recycling for household and similar electrical appliances
WITHDRAWN published on 5.9.2007
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GB/T 21098-2007
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Lamp caps and holders together with gauges for the control of safety and interchangeability—Part 4:Guidelines and general information
WITHDRAWN published on 5.9.2007
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GB/T 21099.2-2007
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Function blocks for process control—Part 2:Specification of FB concept and electronic device description language
WITHDRAWN published on 11.10.2007
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GB/T 21099.2-2015
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Function blocks(FB)for process control—Part 2:Specification of FB concept
WITHDRAWN published on 10.12.2015
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GB/T 21099.3-2010
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Function block (FB) for process control—Part 3:Electronic device description language (EDDL)
WITHDRAWN published on 14.1.2011
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GB/T 21099.3-2018
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Function block(FB) for process control—Part 3:Electronic device description language(EDDL)
WITHDRAWN published on 7.6.2018
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