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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
Design of illumination for railway passenger cars—Basic parameters
WITHDRAWN published on 22.4.1991
Selected format:Evaluation about noise of railway passenger cars
WITHDRAWN published on 22.4.1991
Selected format:The limiting value and measurement method for the interior noise in the railway passenger coach
WITHDRAWN published on 14.12.2006
Selected format:General technical specifications for passenger cars on railways
WITHDRAWN published on 22.4.1991
Selected format:General technical specification for railway passenger car
WITHDRAWN published on 11.6.2004
Selected format:Rules for inspecting and testing of railway passenger car after completion of construction
WITHDRAWN published on 22.4.1991
Selected format:Rules for inspecting and testing of railway passenger car after completion of construction
WITHDRAWN published on 11.6.2004
Selected format:Stand test methods of diesel locomotives—Test of the traction and thermodynamic performance
WITHDRAWN published on 22.4.1991
Selected format:-
WITHDRAWN published on 1.1.1977
Selected format:Chemical reagent—Phosphoric acid
WITHDRAWN published on 22.8.1996
Selected format:Latest update: 2026-01-15 (Number of items: 2 254 655)
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