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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
Electric energy metering cubicle
WITHDRAWN published on 30.7.1997
Selected format:Insulation coordination for equipment within low-voltage systems—Part 1:Principles,requirements and tests
WITHDRAWN published on 30.7.1997
Selected format:Insulation coordination for equipment within low-voltage systems—Part 1:Principles,requirements and tests
WITHDRAWN published on 24.4.2008
Selected format:Insulation coordination for equipment within low-voltage systems—Part 3:Use of coating,potting or moulding for protection against pollution
WITHDRAWN published on 3.8.2005
Selected format:Earth-moving machinery—Engine test code—Net power
WITHDRAWN published on 5.8.1997
Selected format:Earth-moving machinery—Engine test code—Net power
WITHDRAWN published on 1.11.2007
Selected format:Earth-moving machinery—Operator""s field of view—Test method and performance criteria
WITHDRAWN published on 23.12.2010
Selected format:Earth-moving machinery—Operator""s field of view—Criteria
WITHDRAWN published on 5.8.1997
Selected format:Earth-moving machinery—Operator""s field of view—Evaluation method
WITHDRAWN published on 5.8.1997
Selected format:Fasteners—General requirements for blots,screws,studs and nuts
WITHDRAWN published on 5.8.1997
Selected format:Latest update: 2025-11-14 (Number of items: 2 243 651)
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