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Standards GB - Chinese national standards - Page 8545
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 5433-1985
WITHDRAWN
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The transmittance of daily use glass—Test method
WITHDRAWN published on 4.10.1985
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GB 5434-1985
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Textile glass--Vocabulary
WITHDRAWN published on 1.1.1985
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GB 5435-1985
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The: xin-4: transposition systems for open-wire telecommunication lines
WITHDRAWN published on 1.1.1985
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GB 5436-1985
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The: xin-8: transposition systems for open-wire telecommunication lines
WITHDRAWN published on 1.1.1985
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GB 5439-1985
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The recording and exchanging of sound broadcasting programmes on stereophonic magnetic tape
WITHDRAWN published on 1.1.1985
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GB/T 5439-1996
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The recording and exchanging of sound broadcasting programmes on stereophonic magnetic tape
WITHDRAWN published on 9.7.1996
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GB 544-1983
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Test method for density of asbestos--Rubber sheets
WITHDRAWN published on 1.1.1983
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GB/T 5440-1985
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Stereophonic broadcast magnetic recorder
WITHDRAWN published on 29.9.1985
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GB/T 5441.1-1985
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Test methods for communication cable General
WITHDRAWN published on 29.9.1985
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GB/T 5441.10-1985
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Test methods for communication cable—Measurement of actual length of coaxial pair—Sine wave method
WITHDRAWN published on 29.9.1985
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