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
Metallic materials—Sheet and strip—Determination of plastic strain ratio
WITHDRAWN published on 10.8.2007
Selected format:Metallic materials—Sheet and strip—Determination of plastic strain ratio
WITHDRAWN published on 24.2.2016
Selected format:Code for construction and acceptance of continuous conveyer equipment installation engineering
WITHDRAWN published on 27.8.1998
Selected format:Code for construction and acceptance of metal-cutting machine installation engineering
WITHDRAWN published on 27.8.1998
Selected format:Code for construction and acceptance of forging-press equipment installation engineering
WITHDRAWN published on 27.8.1998
Selected format:Code for construction and acceptance of industrial boiler installation engineering
WITHDRAWN published on 27.8.1998
Selected format:Code for construction and acceptance of boiler installation engineering
WITHDRAWN published on 19.3.2009
Selected format:Code for construction and acceptance of refrigeration and air seperating equipment installation engineering
WITHDRAWN published on 27.8.1998
Selected format:Code for construction and acceptance of computer, fan and pump installation engineering
WITHDRAWN published on 27.8.1998
Selected format:Code for construction and acceptance of crusher and mill equipment installation engineering
WITHDRAWN published on 27.8.1998
Selected format:Latest update: 2026-06-14 (Number of items: 2 282 206)
© Copyright 2026 NORMSERVIS s.r.o.