Standards GB - Chinese national standards - Page 7781

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GB 4388-1984 WITHDRAWN

Types of open-end wrenches, box wrenches and combination wrenches

WITHDRAWN published on 1.1.1984

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GB/T 4388-1995 WITHDRAWN

Types of open-end wrenches, box wrenches and combination wrenches

WITHDRAWN published on 24.10.1995

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GB 4389-1984 WITHDRAWN

Assembly tools for screws and nuts-open-end double-head engineers wrenches, double-head box wrenches and combination wrenches maximum outside dimensions of heads

WITHDRAWN published on 1.1.1984

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GB/T 4389-1995 WITHDRAWN

Assembly tool for screws and nuts—Open-end double-head engineers wrenches, double-head box wrenches and combination wrenches—Maximum outside dimensions of heads

WITHDRAWN published on 24.10.1995

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electronic design (pdf) (238.80 USD)

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238.80 USD

in 3 working days