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Standards GB - Chinese national standards - Page 5407
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 10439-1989
WITHDRAWN
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Hygienic standard for mixed dust from fluorspar in the air of workplace
WITHDRAWN published on 24.2.1989
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GB 10440-1989
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Round composite cans
WITHDRAWN published on 22.3.1989
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GB 10441-1989
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Flexible foldable plastic containers
WITHDRAWN published on 1.1.1989
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GB 10442-1989
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The grip bag
WITHDRAWN published on 1.1.1989
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GB 10443-1989
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Moulded pulp egg tray
WITHDRAWN published on 1.1.1989
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GB/T 10444-1989
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Method of establishment for type of mechanical seals
WITHDRAWN published on 22.2.1989
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GB/T 10444-2016
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Method of type establishment for mechanical seals
WITHDRAWN published on 29.8.2016
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GB/T 10445-1989
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Plain bearings--Shaft diameters for unsplit bushes
WITHDRAWN published on 22.2.1989
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GB/T 10446-1989
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Plain bearings--Ring type thrust washers made from strip--Dimensions and tolerances
WITHDRAWN published on 22.2.1989
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GB/T 10447-1989
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Plain bearings--Pressed bimetallic half thrust washers--Features and tolerances
WITHDRAWN published on 22.2.1989
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