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Standards GB - Chinese national standards - Page 8013
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 4858-1984
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Insulation tests for electrical relays
WITHDRAWN published on 1.1.1984
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GB/T 4859-1984
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General methods of measurement of immunity to interference for electrical equipment
WITHDRAWN published on 29.12.1984
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GB/T 4860-1984
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General characteristics of nuclear reactor instrumentation
WITHDRAWN published on 5.1.1985
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GB/T 4861-1984
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Analogue counting ratemeters characteristics and test methods
WITHDRAWN published on 5.1.1985
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GB 4862-1984
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The seed of Chinese hami melon
WITHDRAWN published on 4.1.1985
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GB/T 4863-1985
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General terminology of machine-building technology
WITHDRAWN published on 11.1.1985
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GB 4864-1985
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Calcium metal
WITHDRAWN published on 1.1.1985
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GB/T 4864-1995
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Calcium metal and its products
WITHDRAWN published on 13.12.1995
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GB 4865-1985
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Diagnostic criteria and principles of management of occupational chronic allyl chloride poisoning
WITHDRAWN published on 14.1.1985
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GB 4866-1996
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Diagnostic criteria and principles of management of occupational acute chlorine poisoning
WITHDRAWN published on 23.5.1996
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