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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
Guide unit of cold press dies--Small guide pillars, type A
WITHDRAWN published on 29.12.1981
Selected format:Guide unit of cold press dies--Small guide pillars, type B
WITHDRAWN published on 29.12.1981
Selected format:Guide unit for press tools--Guide bushestype A
WITHDRAWN published on 23.7.1990
Selected format:Guide unit for press tools--Guide bushestype B
WITHDRAWN published on 23.7.1990
Selected format:Guide unit for press tools--Guide bushestype C
WITHDRAWN published on 23.7.1990
Selected format:Guide unit of cold press dies--Small guide bushing
WITHDRAWN published on 29.12.1981
Selected format:Methyl vinyl silicone rubber
WITHDRAWN published on 29.6.2012
Selected format:Terminology of green manufacturing of mechanical products
WITHDRAWN published on 29.6.2012
Selected format:Green manufacturing attributes of mechanical products
WITHDRAWN published on 29.6.2012
Selected format:Safety rules for the construction and installation of new lifts in existing building
WITHDRAWN published on 29.6.2012
Selected format:Latest update: 2024-05-17 (Number of items: 2 902 148)
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