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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
Mushroom head break mandrel closed end blind rivets
WITHDRAWN published on 14.12.1990
Selected format:120 deg flush head break mandrel closed end blind rivets
WITHDRAWN published on 14.12.1990
Selected format:120 deg flush head break mandrel blind rivets
WITHDRAWN published on 14.12.1990
Selected format:Mushroom head break mandrel blind rivets
WITHDRAWN published on 14.12.1990
Selected format:Specifications for break mandrel blind rivets
WITHDRAWN published on 14.12.1990
Selected format:-
WITHDRAWN published on 1.1.1977
Selected format:Slots with round end and slots with square end plate screens
WITHDRAWN published on 14.12.1990
Selected format:Test method for stress relaxation of gaskets for pipe flanges
WITHDRAWN published on 14.12.1990
Selected format:Test method for compressibility and recovery of gaskets for pipe flanges
WITHDRAWN published on 14.12.1990
Selected format:Modular technical requirements for protective footwear
WITHDRAWN published on 26.12.1990
Selected format:Latest update: 2026-01-11 (Number of items: 2 254 176)
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