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Standards GB - Chinese national standards - Page 8622
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/T 7676.8-1998
WITHDRAWN
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Direct acting indicating analogue electrical measuring instruments and their accessories Part 8:Special requirements for accessories
WITHDRAWN published on 28.7.1998
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GB 7676.9-1987
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WITHDRAWN published on 1.1.1987
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GB/T 7676.9-1998
WITHDRAWN
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Direct acting indicating analogue electrical measuring instruments and their accessories Part 9:Recommended test methods
WITHDRAWN published on 28.7.1998
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GB/T 7677-1987
WITHDRAWN
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Semiconductor direct d.c. convertors
WITHDRAWN published on 15.4.1987
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GB/T 7678-1987
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Semiconductor self-commutated convertors
WITHDRAWN published on 15.4.1987
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GB/T 7679.1-1987
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Mining machinery vocabulary--Mining machinery
WITHDRAWN published on 9.4.1987
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GB/T 7679.1-2005
WITHDRAWN
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Mining machinery terminology—Part 1:mining equipment
WITHDRAWN published on 19.9.2005
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GB/T 7679.2-1987
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Mining machinery vocabulary--Loading equipment
WITHDRAWN published on 9.4.1987
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GB/T 7679.2-2005
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Mining machinery terminology Part 2:Loading cquipment
WITHDRAWN published on 19.9.2005
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GB/T 7679.3-1987
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Mining machinery vocabulary--Winding equipment
WITHDRAWN published on 9.4.1987
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