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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
Metallic materials—Shore hardness test
WITHDRAWN published on 17.12.2001
Selected format:Metallic materials--Vickers microhardness test
WITHDRAWN published on 1.1.1991
Selected format:Limits and methods of measurement of radio disturbance characteristics of electrical motor-operated and thermal appliances for house-hold and similar purposes, electric tools and similar electric apparatus
WITHDRAWN published on 25.8.1995
Selected format:Electromagnetic compatibility—Requirements for household appliances, electric tools and similar apparatus—Part 1:Emission
WITHDRAWN published on 9.10.2003
Selected format:Electromagnetic compatibility—Requirements for household appliances,electric tools and similar apparatus—Part 1:Emission
WITHDRAWN published on 5.5.2009
Selected format:Electromagnetic compatibility—Requirements for household appliances, electric tools and similar apparatus—Part 2:Immunity—Product family standard
WITHDRAWN published on 23.3.1999
Selected format:Electromagnetic compatibility—Requirements for household appliances,electric tools and similar apparatus—Part 2:Immunity
WITHDRAWN published on 5.5.2009
Selected format:Machine parallel-jaw vices for machine tools--Dimensions
WITHDRAWN published on 1.1.1984
Selected format:Machine parallel-jaw vices for machine tools--Testing of the accuracy
WITHDRAWN published on 1.1.1984
Selected format:3-jaw self-centering chucks--Dimensions
WITHDRAWN published on 13.4.1984
Selected format:Latest update: 2026-01-28 (Number of items: 2 257 539)
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