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Standards GB - Chinese national standards - Page 8620

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GB/T 7673.2-1987 WITHDRAWN

Paper covered wires--Part 2:Paper coveredround wires

WITHDRAWN published on 16.4.1987

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GB/T 7673.3-1987 WITHDRAWN

Paper covered wires--Part 3:Paper coveredrectangular wires

WITHDRAWN published on 16.4.1987

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GB 7674-1997 WITHDRAWN

Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above

WITHDRAWN published on 28.7.1997

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GB/T 7674-2008 WITHDRAWN

Gas-insulated metal-enclosed switchgear for rated voltages of 72.5 kV and above

WITHDRAWN published on 19.9.2008

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GB/T 7675-1987 WITHDRAWN

The capacitor banks switching tests for A.C.high-voltage circuit-breaker

WITHDRAWN published on 16.4.1987

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GB 7676.1-1987 WITHDRAWN

WITHDRAWN published on 1.1.1987

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GB/T 7676.1-1998 WITHDRAWN

Direct acting indicating analogue electrical measuring instruments and their accessories Part 1:Definitions and general requirements common to all parts

WITHDRAWN published on 28.7.1998

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