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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
Belt conveyors
Standard published on 29.12.2017
Selected format:En-masse conveyor
Standard published on 31.12.2021
Selected format:Hoisting hoister
Standard published on 11.7.2022
Selected format:Open-cut mine rotary blast hole drill—Part 1Common technology
Standard published on 12.7.2017
Selected format:Open-cut mine rotary blast hole drill—Part 2Industrial test method
Standard published on 12.7.2017
Selected format:Multi-rope friction hoist
Standard published on 28.12.2023
Selected format:Electric mining rope shovel
Standard published on 12.7.2017
Selected format:Center driving rotary-rake thickener
Standard published on 10.12.2015
Selected format:Vocabulary of air separation unit
Standard published on 7.9.2023
Selected format:Technical drawings - Title blocks
Standard published on 26.6.2008
Selected format:Latest update: 2025-08-20 (Number of items: 2 213 083)
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