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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
Rubbervulcanized or thermoplastic - Determination of flex cracking and crack growth(De Mattia)
Standard published on 29.12.2006
Selected format:Rubber,vulcanizedMethod for determination of strength properties of adhesive to metal in shear by tension loading
Standard published on 22.12.2014
Selected format:Rubber--Determinationof dynamic properties of vulcanizates for classification purposes (by forced sinusoidal shear strain)
Standard published on 12.12.1992
Selected format:Rubber, vulcanizedTest method of deterioration by heat and oxygenTube tester
Standard published on 31.12.2014
Selected format:Polyacrylamide
Standard published on 12.12.1992
Selected format:Diphenylmethane diisocyanate
Standard published on 31.12.2015
Selected format:Durability of wood - Part 1: Method for laboratory test of natural decay resistance
Standard published on 23.2.2009
Selected format:Durability of wood - Part 2: Method for field test of natural durability
Standard published on 23.2.2009
Selected format:General specification for vacuum fluorescent display tubes
Standard published on 17.12.1992
Selected format:General specification for glow discharge display tubes
Standard published on 17.12.1992
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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