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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
Transport of dangerous goods—Test method and criteria of classification for explosives
WITHDRAWN published on 3.5.1993
Selected format:Transport of dangerous goods—Test method and criteria of acceptance and classification for explosives
WITHDRAWN published on 6.9.2005
Selected format:Transport of dangerous goods—Test method of acceptance and classification for explosives
WITHDRAWN published on 12.11.2013
Selected format:Specifications of 46 channels TDM equipment operating on 4 line telephone-type circuit
WITHDRAWN published on 20.4.1993
Selected format:Water quality--Determination of monomethyl hydrazine--p-Dimethylaminobenzaldehyde spectrophotometric method
WITHDRAWN published on 22.5.1993
Selected format:Taper shank twist drills
WITHDRAWN published on 1.1.1985
Selected format:Taper shank twist drills—Part 1:The types and dimensions for Morse taper shank twist drills
WITHDRAWN published on 5.7.1996
Selected format:Taper shank twist drills—Part 2:The types and dimensions for long Morse taper shank twist drills
WITHDRAWN published on 5.7.1996
Selected format:Taper shank twist drills—Part 3:The types and dimensions for lengthened Morse taper shank twist drills
WITHDRAWN published on 5.7.1996
Selected format:Taper shank twist drills—Part 4:The types and dimensions for extra-long Morse taper shank twist drills
WITHDRAWN published on 5.7.1996
Selected format:Latest update: 2026-04-10 (Number of items: 2 271 455)
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