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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
Forestry machinery--Portable brush cutters--Test methods
WITHDRAWN published on 16.2.1993
Selected format:Forestry machinery—Portable brush cutters and grass trimmers—Test methods
WITHDRAWN published on 17.6.2003
Selected format:Measurement at the operator""s position of airborne noise emitted by brush saws
WITHDRAWN published on 16.2.1993
Selected format:Brush saws—Measurements of hand-transmitted vibration
WITHDRAWN published on 16.2.1993
Selected format:Specifications of anthracite for determination of caking index of bituminous coal
WITHDRAWN published on 17.4.1997
Selected format:Packing containers—Fibre drum
WITHDRAWN published on 1.3.1993
Selected format:General rules for selection of packaging materials with volatile corrosion inhibitor
WITHDRAWN published on 1.3.1993
Selected format:Fiber grade polyester chip
WITHDRAWN published on 1.3.1993
Selected format:Fiber grade polyester chip
WITHDRAWN published on 6.8.2008
Selected format:Sponge platinum
WITHDRAWN published on 22.3.1989
Selected format:Latest update: 2025-07-03 (Number of items: 2 207 355)
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