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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
Financial information technology—Data interface of accounting software—Part 3:Public finance budgetary accounting
WITHDRAWN published on 30.12.2011
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WITHDRAWN published on 1.1.1981
Selected format:Enhanced tubes for efficient heat exchanger
WITHDRAWN published on 30.10.2009
Selected format:Seamless steel tubes for high pressure feedwater heater
WITHDRAWN published on 30.10.2009
Selected format:High pressure alloy steel tubes for polyethylene service
WITHDRAWN published on 30.10.2009
Selected format:Welded austenitic stainless steel tubes for boiler and heat-exchanger
WITHDRAWN published on 30.10.2009
Selected format:Quality alloy mould steels
WITHDRAWN published on 30.10.2009
Selected format:Steel bar for quenched and tempered automotive crankshaft
WITHDRAWN published on 30.10.2009
Selected format:Ductile iron pipes and fittings—Polyurethane coatings
WITHDRAWN published on 30.10.2009
Selected format:Cr-Mn-W series of abrasion resistant iron castings
WITHDRAWN published on 30.10.2009
Selected format:Latest update: 2026-04-02 (Number of items: 2 270 295)
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