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Standards GB - Chinese national standards - Page 280
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 13379-2023
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Principles of visual ergonomics—The lighting of indoor work places
Standard published on 7.9.2023
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GB/T 1338-1988
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Self-locking nutsreduced hexagon oblate
Standard published on 22.12.1988
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GB/T 13380-2018
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A.C.electric fans and regulators
Standard published on 28.12.2018
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GB/T 13382-2008
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Edible soybean meal
Standard published on 4.11.2008
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GB/T 13383-2008
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Edible peanut cake and meal
Standard published on 4.11.2008
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GB/T 13384-2008
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General specifications for packing of mechanical and electrical product
Standard published on 18.7.2008
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GB/T 13385-2008
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Specification for packaging drawing
Standard published on 18.7.2008
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GB/T 13386-2009
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Technical requirements for hot working of sea going transport ships
Standard published on 31.3.2009
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GB/T 13387-2009
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Test method for measuring flat length wafers of silicon and other electronic materials
Standard published on 30.10.2009
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GB/T 13388-2009
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Method for measuring crystallographic orientation of flats on single-crystal silicon slices and wafers by X-ray techniques
Standard published on 30.10.2009
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