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GB - Chinese national standards - Page 7505

Standards GB - Chinese national standards - Page 7505

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 34133-2017 31.7.2017

GB/T 34133-2017 WITHDRAWN

Testing code for power converter of electrochemical energy storage system

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Preview GB/T 34138-2017 31.7.2017

GB/T 34138-2017 WITHDRAWN

Radiation protection instrumentation—Environmental, electromagnetic and mechanical performance requirements

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Preview GB 3414-1982 1.1.1982

GB 3414-1982 WITHDRAWN

Technical requirements of steel for mines

WITHDRAWN published on 1.1.1982

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Preview GB/T 3414-1994 13.6.1994

GB/T 3414-1994 WITHDRAWN

Hot-rolled profiled steels for coal mechanism

WITHDRAWN published on 13.6.1994

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Preview GB 3415-1982 1.1.1982

GB 3415-1982 WITHDRAWN

Channel steel for tractor

WITHDRAWN published on 1.1.1982

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Preview GB 3416-1982 1.1.1982

GB 3416-1982 WITHDRAWN

Slide gate bricks for ladles

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Preview GB 3417-1988 1.1.1988

GB 3417-1988 WITHDRAWN

Kaolinite refractory bricks for blast furnaces

WITHDRAWN published on 1.1.1988

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Preview GB/T 3418-1982 31.12.1982

GB/T 3418-1982 WITHDRAWN

Electrolytic manganese metal

WITHDRAWN published on 31.12.1982

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Preview GB 3419-1982 1.1.1982

GB 3419-1982 WITHDRAWN

Calcium silicon

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Preview GB 342-1982 1.1.1982

GB 342-1982 WITHDRAWN

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