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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
Open-cut mine rotary blast hole drill
WITHDRAWN published on 19.9.2005
Selected format:Method for industrial test of rotary blast holedrills
WITHDRAWN published on 22.3.1989
Selected format:Industrial test method of open-cut mine rotary blast hole drill
WITHDRAWN published on 19.9.2005
Selected format:Multi-rope mining friction hoist
WITHDRAWN published on 1.1.1989
Selected format:Multi-rope mining friction hoist
WITHDRAWN published on 28.8.1998
Selected format:Multi-rope mining friction hoist
WITHDRAWN published on 1.12.2010
Selected format:(Water supply and drainage drawing standards)
WITHDRAWN published on 1.1.1987
Selected format:Drawing machine
WITHDRAWN published on 1.1.1989
Selected format:Tubular strander and closer
WITHDRAWN published on 1.1.1989
Selected format:Recommendations for inspection of centralized lubrication systems and elements
WITHDRAWN published on 1.1.1989
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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