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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
Test method for specific thermal deflection of thermostat metals
WITHDRAWN published on 12.9.2003
Selected format:Rating of resistance welding equipment
WITHDRAWN published on 17.6.1996
Selected format:Resistance welding-Resistance welding equipment-Mechanical and electrical requirements
WITHDRAWN published on 4.2.2004
Selected format:Interruptions to and alternating component (ripple) in d.c. auxiliary energizing quantity of measuring relays
WITHDRAWN published on 7.12.1987
Selected format:Infusion sets for single use
WITHDRAWN published on 26.11.1998
Selected format:Infusion sets for single use, gravity feed
WITHDRAWN published on 21.7.2005
Selected format:Transfusion sets for single use
WITHDRAWN published on 26.11.1998
Selected format:Transfusion sets for single use
WITHDRAWN published on 21.7.2005
Selected format:Plant quarantine rules for producing areas of apple seeding
WITHDRAWN published on 9.12.1987
Selected format:Plant quarantine rules for producing areas of rice seeds
WITHDRAWN published on 9.12.1987
Selected format:Latest update: 2024-12-23 (Number of items: 2 217 157)
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