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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
General technical standard for electrical equipment structure
Standard published on 28.12.1994
Selected format:Specification for air cargo unit load devices
Standard published on 10.4.2008
Selected format:Test method for friction element of wet clutch
Standard published on 9.3.2009
Selected format:Secondary cells and batteries containing alkaline or other non-acid electrolytes - Vented nickel-cadmium prismatic rechargeable single cells
Standard published on 30.12.2011
Selected format:AC and/or DC-supplied electronic control gear for tubular fluorescent lamps—Performance requirements
Standard published on 29.9.2020
Selected format:General specification for transmission line protection equipment
Standard published on 31.7.2017
Selected format:Nuclear criticality safety for fissile materials outside reactors - Part 1: Administrative practices for nuclear criticality safety
Standard published on 19.9.2008
Selected format:Nuclear criticality safety for fissile materials outside reactors--Safety requirements for the use of fixed neutron absorbers
Standard published on 24.10.2001
Selected format:Nuclear criticality safety for fissile materials outside reactor--Nuclear criticalitysafety based on limiting and controlling moderators
Standard published on 27.5.2004
Selected format:Nuclear criticality safety for fissile materials outside reactors—Part 12: Burnup credit for low water reactor( LWR) fuel
Standard published on 31.7.2017
Selected format:Latest update: 2026-08-14 (Number of items: 2 293 479)
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