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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
Die-casting die components—Part 17:Ejector sleeve
WITHDRAWN published on 23.7.2003
Selected format:Die-casting die components--Part 18: Support pillar
WITHDRAWN published on 23.7.2003
Selected format:Die-casting die components—Part 19:Locating element
WITHDRAWN published on 23.7.2003
Selected format:Die-cast die components--Round insert blocks
WITHDRAWN published on 27.9.1984
Selected format:Die-casting die components—Part 2:Round insert block
WITHDRAWN published on 23.7.2003
Selected format:Die-cast die components--Rectangular insert blocks
WITHDRAWN published on 27.9.1984
Selected format:Die-casting die components—Part 3:Rectangular insert block
WITHDRAWN published on 23.7.2003
Selected format:Die-cast die components--Guide pins type A
WITHDRAWN published on 27.9.1984
Selected format:Die-casting die components—Part 4:Shouldered guide pillar
WITHDRAWN published on 23.7.2003
Selected format:Die-cast die components--Guide pins type B
WITHDRAWN published on 27.9.1984
Selected format:Latest update: 2025-10-14 (Number of items: 2 236 946)
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