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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
Pitch punch and stock guide set for cold press dies--Supporting plate for stock
WITHDRAWN published on 1.1.1981
Selected format:Trichlorosilane for industrial use
WITHDRAWN published on 3.9.2012
Selected format:Standard of cultivation technique on shawo radish under protective measures
WITHDRAWN published on 3.9.2012
Selected format:Stock stop and spring knockout unit of cold press dies--Starting stop set
WITHDRAWN published on 1.1.1981
Selected format:Stock stop and spring knockout unit of cold press dies--Spring knockout set
WITHDRAWN published on 1.1.1981
Selected format:Stock stop and spring knockout unit of cold press dies--Fixed stop pin
WITHDRAWN published on 1.1.1981
Selected format:Stock stop and spring knockout unit of cold press dies--Mandrel for spring
WITHDRAWN published on 1.1.1981
Selected format:Stock stop and spring knockout unit of cold press dies--Spring operated side-push set
WITHDRAWN published on 1.1.1981
Selected format:Stock stop and spring knockout unit of cold press dies--Leaf spring for side-push
WITHDRAWN published on 1.1.1981
Selected format:Stock stop and spring knockout unit of cold press dies--Stop set with coil spring
WITHDRAWN published on 1.1.1981
Selected format:Latest update: 2026-04-10 (Number of items: 2 271 455)
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