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Standards GB - Chinese national standards - Page 5569
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 12085.1-1989
WITHDRAWN
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Optics and optical instruments—Environmental test methods—Definitions, extent of testing
WITHDRAWN published on 29.12.1989
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GB/T 12085.1-2010
WITHDRAWN
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Optics and optical instruments—Environmental test methods—Part 1:Definitions,extent of testing
WITHDRAWN published on 14.1.2011
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GB/T 12085.10-1989
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Optics and optical instruments—Environmental test methods—Combined sinusoidal vibration, dry heat, cold
WITHDRAWN published on 29.12.1989
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GB/T 12085.10-2010
WITHDRAWN
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Optics and optical instruments—Environmental test methods—Part 10:Combined sinusoidal vibration and dry heat or cold
WITHDRAWN published on 14.1.2011
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GB/T 12085.11-1989
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Optics and optical instruments—Environmental test methods—Mould growth
WITHDRAWN published on 29.12.1989
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GB/T 12085.11-2010
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Optics and optical instruments—Environmental test methods—Part 11:Mould growth
WITHDRAWN published on 14.1.2011
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GB/T 12085.12-1989
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Optics and optical instruments—Environmental test methods—Contamination
WITHDRAWN published on 29.12.1989
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GB/T 12085.12-2010
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Optics and optical instruments—Environmental test methods—Part 12:Contamination
WITHDRAWN published on 14.1.2011
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GB/T 12085.13-1989
WITHDRAWN
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Optics and optical instruments—Environmental test methods—Shock, bump or freefall, dry heat, cold
WITHDRAWN published on 29.12.1989
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GB/T 12085.13-2010
WITHDRAWN
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Optics and optical instruments—Environmental test methods—Part 13:Combined shock,bump or free fall and dry heat or cold
WITHDRAWN published on 14.1.2011
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