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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
Rules for inspecting and testing of diesel locomotives after completion of construction
WITHDRAWN published on 24.12.1982
Selected format:Test methods for diesel locomotives on completion of construction and before entry into service
WITHDRAWN published on 22.8.2006
Selected format:Imaging materials—Reflection colour photographic prints—Test print construction and measurement
WITHDRAWN published on 13.10.2016
Selected format:Method of defining the nominal power for diesel locomotives
WITHDRAWN published on 24.12.1982
Selected format:Quantitative analysis method of centre segregation for high carbon wire rod
WITHDRAWN published on 13.10.2016
Selected format:Seamless stainless steel tubes and pipes for industrial furnace of petroleum and chemical hydrogenation unit
WITHDRAWN published on 13.10.2016
Selected format:General technical specifications for electric locomotives
WITHDRAWN published on 24.12.1982
Selected format:General technical specification for electric locomotive
WITHDRAWN published on 14.12.2006
Selected format:Asset management—Management systems—Guidelines for the application of GB/T 33173
WITHDRAWN published on 13.10.2016
Selected format:Rules for the inspecting and testing of electric locomotives after completion of construction
WITHDRAWN published on 24.12.1982
Selected format:Latest update: 2026-01-23 (Number of items: 2 257 393)
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