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Standards GB - Chinese national standards - Page 5675
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 12106-2007
WITHDRAWN
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Requirements and methods of enviromental test for electronic keyboards
WITHDRAWN published on 5.12.2007
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GB 12107-1989
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Series of key width measurements for keyboard musical instrument
WITHDRAWN published on 1.1.1989
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GB 12108-1989
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Welded wire fabric coated with zinc
WITHDRAWN published on 1.1.1989
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GB 12109-1989
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Ball mill of daily ceramics industry
WITHDRAWN published on 1.1.1989
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GB 1211-1986
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Knife sections, ledger plates and knife backs of cutter bars for agricultural machinery
WITHDRAWN published on 1.1.1986
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GB 12110-1989
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Pipe threads reamers and dies
WITHDRAWN published on 1.1.1989
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GB 12111-1989
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Industrial sewing machine--Lockstitch straight buttonhole sewing machine heads
WITHDRAWN published on 1.1.1989
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GB 12112-1989
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Industrial sewing machine--Cylinder bed covering chainstitch sewing machine heads model GK
WITHDRAWN published on 1.1.1989
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GB 12113-1989
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Measurement of touch-current and earth wire current
WITHDRAWN published on 1.1.1989
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GB/T 12113-1996
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Methods of measurement of touch-current and protective conductor current
WITHDRAWN published on 22.8.1996
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