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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
Wheelchairs—Part 5:Determination of overall dimension,mass and turning space
WITHDRAWN published on 31.12.2008
Selected format:Wheelchairs—Part 9:Climatic tests for electric wheelchairs
WITHDRAWN published on 19.9.2008
Selected format:Information technology—Chinese ideograms coded character set for information interchange—Extension for the basic set
WITHDRAWN published on 17.3.2000
Selected format:Information technology—Chinese coded character set
WITHDRAWN published on 8.11.2005
Selected format:Information technology—Generic specification for Chinese character input with digital keyboard
WITHDRAWN published on 17.3.2000
Selected format:Seamless copper tubes for water and gas
WITHDRAWN published on 3.4.2000
Selected format:Seamless copper tubes for water and gas
WITHDRAWN published on 30.4.2007
Selected format:Specification for the platinum rhodium thermocouple thin wires used in mini-thermocouples
WITHDRAWN published on 3.4.2000
Selected format:The test method of thermo-emf for platinum rhodium thermocouple thin wires
WITHDRAWN published on 3.4.2000
Selected format:Technical requirements and design guide for live working tools
WITHDRAWN published on 3.4.2000
Selected format:Latest update: 2024-09-28 (Number of items: 2 350 600)
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