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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
Determination of zinc content in tin concentrates-- Polarographic method
WITHDRAWN published on 29.12.1979
Selected format:Electrolyte for vented nickel-cadmium cells
WITHDRAWN published on 11.12.2000
Selected format:Process measurement and control devices—General methods and procedures for evaluating performance—Part 1:General considerations
WITHDRAWN published on 11.12.2000
Selected format:Process measurement and control devices—General methods and procedures for evaluating performance—Part 2:Tests under reference conditions
WITHDRAWN published on 11.12.2000
Selected format:Process measurement and control devices—General methods and procedures for evaluating performance—Part 3:Tests for the effects of influence quantities
WITHDRAWN published on 11.12.2000
Selected format:Process measurement and control devices—General methods and procedures for evaluating performance—Part 4:Evaluation report content
WITHDRAWN published on 11.12.2000
Selected format:Technical specifications for motor vehicle drum brake being overhauled
WITHDRAWN published on 18.12.2000
Selected format:Specifications for automobile braking transmission device being overhauled—Air braking
WITHDRAWN published on 18.12.2000
Selected format:Specifications for automobile braking transmission device being overhauled—Hydraulic braking
WITHDRAWN published on 18.12.2000
Selected format:Test-bed methods and evaluating index of dynamic property for motor vehicles
WITHDRAWN published on 18.12.2000
Selected format:Latest update: 2024-04-23 (Number of items: 2 895 375)
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