We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
Ultraviolet(UV) disinfection equipment for municipal water and wastewater treatment
WITHDRAWN published on 15.7.2005
Selected format:Alternating current high-voltage circuit-breakers
WITHDRAWN published on 31.3.1989
Selected format:High-voltage alternating-current circuit-breakers
WITHDRAWN published on 5.6.2003
Selected format:High-voltage alternating-current circuit-breakers
WITHDRAWN published on 24.6.2014
Selected format:Industrial fan--Performance testing of jet fans
WITHDRAWN published on 11.7.2005
Selected format:Leaf spring
WITHDRAWN published on 11.7.2005
Selected format:Seamless copper-tube for cable
WITHDRAWN published on 26.7.2005
Selected format:Alternating current high-voltage disconnectors and earthing switches
WITHDRAWN published on 10.7.1980
Selected format:High-voltage alternating-current disconnectors and earthing switches
WITHDRAWN published on 14.5.2004
Selected format:High-voltage alternating-current disconnectors and earthing switches
WITHDRAWN published on 24.6.2014
Selected format:Latest update: 2025-12-25 (Number of items: 2 253 105)
© Copyright 2025 NORMSERVIS s.r.o.