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Standards GB - Chinese national standards - Page 8610
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 6987.6-2001
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Aluminium and aluminium alloys—Determination of silicon content—Molybdenum blue spectrophotometric method
WITHDRAWN published on 10.7.2001
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GB/T 6987.7-2001
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Aluminium and aluminium alloys—Determination of manganese content—Potassium periodate spectrophotometric method
WITHDRAWN published on 10.7.2001
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GB/T 6987.8-2001
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Aluminium and aluminium alloys—Determination of zine content—EDTA titrimetric method
WITHDRAWN published on 10.7.2001
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GB/T 6987.9-2001
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Aluminium and aluminium alloys—Determination of zine content—Flame atomic absorption spectrometric method
WITHDRAWN published on 10.7.2001
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GB 6988.1-1986
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WITHDRAWN published on 1.1.1986
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GB/T 6988.1-1997
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Preparation of documents used in electrotechnology—Part 1:General requirements
WITHDRAWN published on 25.12.1997
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GB/T 6988.1-2008
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Preparation of documents used in electrotechnology—Part 1:Rules
WITHDRAWN published on 24.3.2008
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GB 6988.2-1986
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WITHDRAWN published on 1.1.1986
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GB/T 6988.2-1997
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Preparation of documents used in electrotechnology—Part 2:Function-oriented diagrams
WITHDRAWN published on 25.12.1997
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GB 6988.3-1986
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WITHDRAWN published on 1.1.1986
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