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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
Toughened safety glass for ships
WITHDRAWN published on 13.7.2001
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WITHDRAWN published on 1.1.1989
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WITHDRAWN published on 1.1.1989
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WITHDRAWN published on 1.1.1989
Selected format:Technical specification for radiators for water-cooled engines
WITHDRAWN published on 1.1.1984
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WITHDRAWN published on 1.1.1989
Selected format:Textiles—Natural fibres—Generic names and definitions
WITHDRAWN published on 22.12.1989
Selected format:Pluged hot-Water taps
WITHDRAWN published on 1.1.1989
Selected format:Expanded steel
WITHDRAWN published on 1.1.1989
Selected format:Finger-jointed lumber
WITHDRAWN published on 1.1.1989
Selected format:Latest update: 2025-11-11 (Number of items: 2 243 547)
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