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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
Safety requirements for lighting chains
WITHDRAWN published on 10.11.1998
Selected format:Luminaires - Part 2-20: Particular requirements - Lighting chains
WITHDRAWN published on 11.4.2008
Selected format:Classification of degrees of protection provided by enclosures for luminaires
WITHDRAWN published on 1.1.1986
Selected format:Photometry for floodlight
WITHDRAWN published on 22.11.1986
Selected format:The electroplated and chemical coatings for luminaires
WITHDRAWN published on 1.1.1986
Selected format:Technical requirement of wooden box packing for luminaires
WITHDRAWN published on 1.1.1986
Selected format:Detail specification for electronic component--Semiconductor integrated circuit-CT1000 TTL Quad 2 input NAND gate
WITHDRAWN published on 1.1.1986
Selected format:Detail specification for electronic component--Semiconductor integrated circuit-CT1002 TTL Quad 2 input NOR gate
WITHDRAWN published on 1.1.1986
Selected format:Detail specification for electronic component--Semiconductor integrated circuit-CT1004 TTL Hex inverter
WITHDRAWN published on 1.1.1986
Selected format:Detail specification for electronic component--Semiconductor integrated circuit-CT1008 TTL Quad 2 input AND gate
WITHDRAWN published on 1.1.1986
Selected format:Latest update: 2026-04-08 (Number of items: 2 271 105)
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