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Standards GB - Chinese national standards - Page 7402
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 9623-1988
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Inductor and transformer cores for telecommunications--Part 1:Generic specification
WITHDRAWN published on 30.6.1988
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GB/T 9624-1988
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Inductor and transformer cores for telecommunications--Part 2:sectionalspecification--Magnetic oxide cores for inductor applications
WITHDRAWN published on 30.6.1988
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GB/T 9625-1988
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Inductor and transformer cores for telecommunications--Part 2:Blank detail specification--Magnetic oxide cores for inductor applications--Assessment level A
WITHDRAWN published on 30.6.1988
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GB/T 9626-1988
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Inductor and transformer cores for telecommunications--Part 3:Sectional specification--Magnetic oxide cores for broad-band transformers
WITHDRAWN published on 30.6.1988
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GB/T 9627-1988
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Inductor and transformer cores for telecommunications--Part 3:Blank detail specification--Magnetic oxide cores for broad-band transformers--Assessment levels A and B
WITHDRAWN published on 30.6.1988
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GB/T 9628-1988
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Inductor and transformer cores for telecommunications--Part4:sectional specification--Magnetic oxide cores for transformers and chokes forpower applications
WITHDRAWN published on 30.6.1988
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GB/T 9629-1988
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Inductor and transformer cores for telecommunications--Part 4:Blank detail specification--Magnetic oxide cores for transformers and chokes for power applications--Assessment level A
WITHDRAWN published on 30.6.1988
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GB/T 9630-1988
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Dimensions of pot-cores made of magnetic oxides and associated parts
WITHDRAWN published on 30.6.1988
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GB/T 9632-1988
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Measuring methods of cores for inductors and transformers for telecommunications
WITHDRAWN published on 30.6.1988
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GB/T 9632.1-2002
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Measuring methods of cores for inductors and transformers for telecommunications
WITHDRAWN published on 18.7.2002
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