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Standards GB - Chinese national standards - Page 260
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 1312-2022
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Lampholders for tubular fluorescent lamps and starterholders
Standard published on 15.4.2022
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GB 13122-2016
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Hygienic specifications of flour milling factory
Standard published on 23.12.2016
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GB/T 13123-2003
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Bamboo-mat plywood
Standard published on 21.1.2003
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GB/T 13123-2026
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Bamboo plywood
Execute Date: august 2026
Standard published on 28.1.2026
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GB/T 13126-2009
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General specification for damp heat protective packaging of mechanical and electrical products
Standard published on 15.10.2009
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GB/T 13133-2008
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Information technology - Telecommunication and information exchange between systems - DTE to DTE direct connections
Standard published on 28.7.2008
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GB/T 13134-1991
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Yi coded character set for information interchange
Standard published on 15.8.1991
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GB/T 13135-1991
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15×16 Dot matrix font set and data set of Yi characters for information interchange
Standard published on 15.8.1991
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GB/T 13138-2020
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General specification for synchro
Standard published on 14.12.2020
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GB/T 13139-2008
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General specification for hysteresis synchronous motors
Standard published on 13.6.2008
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