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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
Approval testing of manual welders fusion welding-steel
WITHDRAWN published on 30.6.1994
Selected format:Packing containers—pails of sheet for industrial
WITHDRAWN published on 16.8.1994
Selected format:The sampling inspection for transport packages
WITHDRAWN published on 16.8.1994
Selected format:Sound calibrators
WITHDRAWN published on 20.8.1994
Selected format:Programmes for reliability growth
WITHDRAWN published on 20.8.1994
Selected format:Measurement methods for main parameter of solid-state lasers
WITHDRAWN published on 20.8.1994
Selected format:Blank detail specification for microwave detectors and mixer diodes
WITHDRAWN published on 20.8.1994
Selected format:Blank detail specification for variable capacitance diodes
WITHDRAWN published on 20.8.1994
Selected format:Method for determination of nickel content in manganese ores--Polarographic method
WITHDRAWN published on 28.2.1979
Selected format:Paving asphalt
WITHDRAWN published on 23.8.1994
Selected format:Latest update: 2024-10-18 (Number of items: 2 205 605)
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