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GB - Chinese national standards - Page 7834

Standards GB - Chinese national standards - Page 7834

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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Preview GB/T 30075-2013 17.12.2013
GB/T 30075-2013 WITHDRAWN

Rare earth activated nitride red phosphors for LEDs

WITHDRAWN published on 17.12.2013

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Preview GB 30077-2013 17.12.2013
GB 30077-2013 WITHDRAWN

Requirements on emergency materials equipment for hazardous chemical enterprises

WITHDRAWN published on 17.12.2013

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Preview GB 30079.1-2013 17.12.2013
GB 30079.1-2013 WITHDRAWN

Safety specification for aluminium and aluminium alloys plates,sheets and foils and foils productionPart 1: Cast-rolling

WITHDRAWN published on 17.12.2013

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Preview GB 30079.2-2013 17.12.2013
GB 30079.2-2013 WITHDRAWN

Safety specification for aluminium and aluminium alloys plates,sheets,strips and foils productionPart 2: Hot rolling

WITHDRAWN published on 17.12.2013

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Preview GB 30079.3-2013 17.12.2013
GB 30079.3-2013 WITHDRAWN

Safety specification for aluminium and aluminium alloys plates,sheets,strips and foils productionPart 3: Cold rolling

WITHDRAWN published on 17.12.2013

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in 5 working days
Preview GB/T 3008-1982 29.3.1982
GB/T 3008-1982 WITHDRAWN

Rule for preparing samples of ordinary alumino-silicate refractory fiber felts

WITHDRAWN published on 29.3.1982

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in 2 working days
Preview GB 30080-2013 17.12.2013
GB 30080-2013 WITHDRAWN

Safe production specifications for copper and copper alloy melting and casting

WITHDRAWN published on 17.12.2013

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Preview GB/T 3009-1982 15.4.1982
GB/T 3009-1982 WITHDRAWN

Ships corrosion-resistant plugs

WITHDRAWN published on 15.4.1982

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Preview GB/T 30099-2013 17.12.2013
GB/T 30099-2013 WITHDRAWN

General specifications for laboratory centrifuge

WITHDRAWN published on 17.12.2013

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IN STOCK
Preview GB 301-1984 1.1.1984
GB 301-1984 WITHDRAWN

Rolling bearings--Thrust ball bearings with flat back faces--Boundary dimensions

WITHDRAWN published on 1.1.1984

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