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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
Test method for peel force of flexible laminated plastics
Standard published on 13.2.1988
Selected format:
Test method for peel force of flexible laminated plastics
Execute Date: december 2026
Standard published on 25.5.2026
Selected format:Pendulum impact resistance of plastic film
Standard published on 11.9.2015
Selected format:Taper pins with external thread
Standard published on 26.9.2000
Selected format:Determination of water absorption of rigid cellular plastics
Standard published on 17.11.2005
Selected format:Test method for dimensional stability of rigid cellular plastics
Standard published on 4.1.2008
Selected format:Rigid cellular plastics - Determination of flexural properties - Part 1: Basic bending test
Standard published on 5.12.2007
Selected format:Rigid cellular plastics - Determination of flexural properties - Part 2: Determination of flexural strength and apparent flexural modulus of elasticity
Standard published on 5.12.2007
Selected format:Rigid cellular plastics—Determination of compression properties
Standard published on 21.7.2020
Selected format:Unplasticized polyvinyl chloride(PVC-U)profiles for the doors and windows
Standard published on 1.11.2017
Selected format:Latest update: 2026-07-28 (Number of items: 2 290 396)
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