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Standards GB - Chinese national standards - Page 5954
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 13851.3-1992
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Traffic safety signs on inland waterways—Layoff and mounting
WITHDRAWN published on 5.12.1992
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GB/T 13852-1992
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General specification of hydraulic control valves for ship
WITHDRAWN published on 10.12.1992
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GB/T 13853-1992
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General specification of hydraulic pumps and motors for ship
WITHDRAWN published on 10.12.1992
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GB/T 13854-1992
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Jet-pipe electrohydraulic servo valve
WITHDRAWN published on 10.12.1992
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GB/T 13855-1992
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Specification for path transmission automatic measuring equipment
WITHDRAWN published on 6.10.1992
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GB/T 13856-1992
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Specification for 4GHz band microwave service channel equipment
WITHDRAWN published on 6.10.1992
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GB/T 13857-1992
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Specification for microwave communication system remote supervisory and control equipment
WITHDRAWN published on 6.10.1992
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GB/T 13858.1-1992
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Specification for colour TV modulation and demodulation equipment(1 TV + 4 sound program) used in middle distance terrestrial analog radio-relay systems
WITHDRAWN published on 6.10.1992
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GB/T 13858.2-1992
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Specification for 300 telephone channels modulation and demodulation equipment used in middle distance terrestrial analog radio-relay systems
WITHDRAWN published on 6.10.1992
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GB/T 13859-1992
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Performance and test methods of 30-channel pulse code modulation drop/insert equipment at 2048 kbit/s
WITHDRAWN published on 6.10.1992
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