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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
Cast iron and copper valves with screwed connections
WITHDRAWN published on 23.12.2008
Selected format:Cast iron and copper valves with screwed connections
WITHDRAWN published on 23.12.2008
Selected format:Cross recessed raised countersunk head tapping screws
WITHDRAWN published on 1.8.1985
Selected format:Beijing black pig
WITHDRAWN published on 26.12.1987
Selected format:Beijing black pig
WITHDRAWN published on 31.12.2008
Selected format:Shanghai white pig
WITHDRAWN published on 26.12.1987
Selected format:Harbin white pig
WITHDRAWN published on 26.12.1987
Selected format:Hubei white pig
WITHDRAWN published on 26.12.1987
Selected format:Zhejiang middle white pig
WITHDRAWN published on 26.12.1987
Selected format:Aluminium doors
WITHDRAWN published on 12.3.2003
Selected format:Latest update: 2024-12-21 (Number of items: 2 216 840)
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