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
General purpose metric screw threads—Tolerances
WITHDRAWN published on 22.5.2003
Selected format:Test method for acid-and alkaline resistances of porous ceramics
WITHDRAWN published on 1.1.1980
Selected format:Test method of thermal property for marine heat exchanger
WITHDRAWN published on 21.3.2005
Selected format:Test method of thermal properties for marine heat exchanger
WITHDRAWN published on 21.3.2005
Selected format:Implants for surgery—Ultra-high molecular weight polyethylene—Part 1:Powder form
WITHDRAWN published on 23.3.2005
Selected format:Implants for surgery—Ultra-high-molecular-weight polyethylene—Part 1:Powder form
WITHDRAWN published on 13.12.2016
Selected format:Implants for surgery Ultra-high molecular weight polyethylene—Part 2:Moulded forms
WITHDRAWN published on 23.3.2005
Selected format:Implants for surgery—Ultra-high-molecular-weight polyethylene—Part 2:Moulded forms
WITHDRAWN published on 13.12.2016
Selected format:In vitro diagnostic medical devices—Measurement of quantities in samples of biological origin—Presentation of reference measurement procedures
WITHDRAWN published on 23.3.2005
Selected format:In vitro diagnostic medical devices—Measurement of quantities in samples of biological origin—Description of reference materials
WITHDRAWN published on 23.3.2005
Selected format:Latest update: 2026-05-04 (Number of items: 2 275 493)
© Copyright 2026 NORMSERVIS s.r.o.