We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
Noise limits for small and medium power diesel engines
WITHDRAWN published on 10.8.1999
Selected format:Reciprocating internal combustion engines—Limit values of emitted noise
WITHDRAWN published on 6.2.2018
Selected format:Gas turbine—Noise
WITHDRAWN published on 13.1.1993
Selected format:Gas turbines—Procurement
WITHDRAWN published on 13.1.1993
Selected format:Gas turbines—Procurement—Part 1:General introduction and definition
WITHDRAWN published on 9.6.2004
Selected format:Gas turbines—Procurement—Part 2:Standard reference conditions and ratings
WITHDRAWN published on 9.6.2004
Selected format:Gas turbines - Procurement - Part 7: Technical information
WITHDRAWN published on 7.2.2006
Selected format:-
WITHDRAWN published on 1.1.1981
Selected format:Specifications for construction and acceptance of water supply and drainage structures
WITHDRAWN published on 1.1.1990
Selected format:Methods of test for volume resistivity and surface resistivity of solid insulating materials
WITHDRAWN published on 22.3.1989
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
© Copyright 2026 NORMSERVIS s.r.o.