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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
Electrical installations in ships—Equipment—Transformers for power and lighting
WITHDRAWN published on 16.7.2008
Selected format:Electrical installations in ships—System design—Acoustic and optical signals
WITHDRAWN published on 16.7.2008
Selected format:Sealed lead-acid battery used for electric moped
WITHDRAWN published on 16.7.2008
Selected format:Valve-regulated lead-acid batteries for moped—Part 1: Technical conditions
WITHDRAWN published on 29.12.2017
Selected format:Valve-regulated lead-acid batteries for moped—Part 2: Kinds of products and specifications
WITHDRAWN published on 29.12.2017
Selected format:-
WITHDRAWN published on 1.1.1984
Selected format:Method of sampling steel for determination of chemical composition and permissible variations for product analysis
WITHDRAWN published on 20.8.1984
Selected format:Permissible tolerances for chemical composition of steel products
WITHDRAWN published on 5.2.2006
Selected format:(The parts and units of jigs and fixtures. Movable handle)
WITHDRAWN published on 1.1.1991
Selected format:Reliability test method for lower capacity alternating current contactors
WITHDRAWN published on 16.7.2008
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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