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Standards GB - Chinese national standards - Page 5493
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 10806-1989
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Plastics mesh bag
WITHDRAWN published on 1.1.1989
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GB/T 10807-1989
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Polymeric materials, cellular flexible—Determination of hardness (indentation technique)
WITHDRAWN published on 31.3.1989
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GB/T 10808-1989
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Cellular plastics—Tear resistance test for flexible materials
WITHDRAWN published on 31.3.1989
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GB 10809-1989
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Glass containers--Crown finishes dimensions
WITHDRAWN published on 1.1.1989
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GB 10810-1996
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Spectacles lenses
WITHDRAWN published on 17.12.1996
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GB 10810.1-2005
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Uncut finished Spectacle lenses Part1:Single-vision and multifocal lenses
WITHDRAWN published on 17.11.2005
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GB 10810.2-2006
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Uncut finished spectacle lenses - Part 2: Progressive power spectacle lenses
WITHDRAWN published on 4.9.2006
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GB 10810.3-2006
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Spectacle lenses and related eye wearTransmittance specifications and test methods
WITHDRAWN published on 31.3.2006
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GB 10810.4-2012
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Uncut finished spectacle lenses - Part 4: Specifications and test methods for anti-reflective coatings
WITHDRAWN published on 5.11.2012
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GB 10810.5-2012
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Uncut finished spectacle lenses - Part 5: Requirements of abrasion-resistant for spectacle lens surfaces
WITHDRAWN published on 29.6.2012
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