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Standards GB - Chinese national standards - Page 8788
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 8989-1988
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WITHDRAWN published on 1.1.1988
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GB/T 8989-1998
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Micrographics—Ouality criteria and control of micrography of technical drawings and documentations
WITHDRAWN published on 27.3.1998
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GB/T 8990-1988
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Micrographics—Reflectance test target used in the test target for inspecting the quality of micrography of technical drawing
WITHDRAWN published on 11.4.1988
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GB 8991-1988
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Nomenclature for the type of nuclear instruments
WITHDRAWN published on 1.1.1988
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GB/T 8992-1988
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Test procedures for Si(Li) X-ray--Detector systems
WITHDRAWN published on 12.4.1988
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GB 8993.1-1988
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WITHDRAWN published on 1.1.1988
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GB/T 8993.1-1988
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Basic environmental testing procedures of nuclear instruments--General program
WITHDRAWN published on 7.3.1988
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GB 8993.10-1988
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WITHDRAWN published on 1.1.1988
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GB 8993.11-1988
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WITHDRAWN published on 1.1.1988
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GB 8993.12-1988
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WITHDRAWN published on 1.1.1988
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