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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
Plastics--Determination of tensile properties
WITHDRAWN published on 12.12.1992
Selected format:Plastics—Determination of tensile properties—Part 1:General principles
WITHDRAWN published on 24.8.2006
Selected format:Plastics—Determination of tensile properties—Part 1:General principles
WITHDRAWN published on 28.12.2018
Selected format:Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics
WITHDRAWN published on 1.9.2006
Selected format:Loaders—Methods of measuring tool forces and tipping loads
WITHDRAWN published on 25.1.1989
Selected format:Permanent magnet direct current torgue motorsGeneral specification for
WITHDRAWN published on 22.2.1989
Selected format:General specification for permanent magnet direct current torque motors
WITHDRAWN published on 13.6.2008
Selected format:Variable reluctance stepping motorGeneral specification for
WITHDRAWN published on 22.2.1989
Selected format:Multipolar and two-speed inductionphase shiftersGeneral specification for
WITHDRAWN published on 22.2.1989
Selected format:Multipolar and two-speed electrical resolversGeneral specification for
WITHDRAWN published on 22.2.1989
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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