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Standards GB - Chinese national standards - Page 5543
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 11920-1989
WITHDRAWN
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General specification of central control equipments for electrical parts in power stations and substations
WITHDRAWN published on 21.12.1989
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GB 11921-1989
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Safety of copying machine
WITHDRAWN published on 1.1.1989
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GB 11922-1989
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Electrical actuators for industrial-process measurement and control systems
WITHDRAWN published on 1.1.1989
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GB/T 11923-1989
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Level meter utilizing ionizing radiation
WITHDRAWN published on 21.12.1989
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GB 11924-1989
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Regulations for radiation safety training
WITHDRAWN published on 1.1.1989
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GB/T 11925-1989
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Guide to design of nuclear fuel rods for PWR
WITHDRAWN published on 21.12.1989
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GB/T 11926-1989
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Uranium dioxide powder and pellet--Determination of phosphorus--Molybdenum blue spectrophotometric method
WITHDRAWN published on 21.12.1989
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GB/T 11927-1989
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Uranium dioxide pellets--Determination of density and amount of open porosity--Penetration immersion method
WITHDRAWN published on 21.12.1989
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GB 11929-1989
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Regulations for designing storage building of high level radioactive liquid waste
WITHDRAWN published on 21.12.1989
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GB 1193-1974
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WITHDRAWN published on 1.1.1974
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