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
Rubber single screw extruder--Series
WITHDRAWN published on 1.1.1989
Selected format:Technical requirements for motor vehicle engine valves
WITHDRAWN published on 1.1.1989
Selected format:-
WITHDRAWN published on 1.1.1989
Selected format:Basic environmental testing of lighting and light signalling devices for motor vehicles and their trailers
WITHDRAWN published on 22.3.1989
Selected format:Road vehicles—Lighting and light-signalling devices—Environmental endurance
WITHDRAWN published on 30.4.2007
Selected format:Steel flat pallets for railway goods traffic
WITHDRAWN published on 22.3.1989
Selected format:Thread spike
WITHDRAWN published on 1.1.1989
Selected format:Thread spike
WITHDRAWN published on 22.3.1989
Selected format:Steel formwork of adjustable curvature
WITHDRAWN published on 22.3.1989
Selected format:General requirements for light weight gas turbines
WITHDRAWN published on 22.3.1989
Selected format:Latest update: 2026-04-30 (Number of items: 2 275 280)
© Copyright 2026 NORMSERVIS s.r.o.