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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
Methods of drawing up energy balance table in enterprises
WITHDRAWN published on 28.11.1996
Selected format:Methods of drawing energy network diagram in enterprises
WITHDRAWN published on 28.11.1996
Selected format:Methods of measuring and evaluating low-temperature insulation effects for equipments and pipes
WITHDRAWN published on 28.11.1996
Selected format:Determinating the crystallization point of plasticizer
WITHDRAWN published on 1.1.1981
Selected format:Terminology of forest tree breeding and seed management
WITHDRAWN published on 27.11.1996
Selected format:Series of pressed-on solid tyres
WITHDRAWN published on 2.12.1996
Selected format:Size designation,dimensions and load capacity for pressed-on solid tyres
WITHDRAWN published on 24.4.2009
Selected format:Pressed-on solid tyres
WITHDRAWN published on 2.12.1996
Selected format:Technical specification of pressed-on solid tyres
WITHDRAWN published on 18.6.2008
Selected format:General specification of anti-riot gun
WITHDRAWN published on 28.11.1996
Selected format:Latest update: 2025-09-16 (Number of items: 2 234 278)
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