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
Stranded tungsten wire
WITHDRAWN published on 1.1.1989
Selected format:Tungsten heater element
WITHDRAWN published on 1.1.1989
Selected format:Dumet wire
WITHDRAWN published on 1.1.1989
Selected format:Tungsten-deposited molybdenum target
WITHDRAWN published on 1.1.1989
Selected format:Concave milling cutters
WITHDRAWN published on 1.1.1985
Selected format:Method for measuring thickness of coated layer on composite metal--The metallographic method
WITHDRAWN published on 31.3.1989
Selected format:Method for measuring thickness of coated layer on composite metal--The X-ray fluorescent method
WITHDRAWN published on 31.3.1989
Selected format:Method for measuring thickness of nickel-coated layer on composite metal--The volumetry
WITHDRAWN published on 31.3.1989
Selected format:Method for measuring thickness of aluminium-coated layer on composite metal--The gravimetric method
WITHDRAWN published on 31.3.1989
Selected format:Hot-rolled alloy structural steel plates
WITHDRAWN published on 31.3.1989
Selected format:Latest update: 2026-01-25 (Number of items: 2 257 482)
© Copyright 2026 NORMSERVIS s.r.o.