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
Ships and marine technology—Gate valves for use in low temperature applications—Design and testing requirements
Standard published on 28.11.2024
Selected format:Hygienic requirements for the bulk transportation of edible vegetable oils
Standard published on 28.10.2024
Selected format:Management specification for water conservation of urban water supply institutions
Standard published on 28.11.2024
Selected format:Micro-electromechanical systems(MEMS) technology—Bulge test method for measuring mechanical properties of thin films
Standard published on 28.11.2024
Selected format:Spinning process of large-curved tank bottom—Technological specification
Standard published on 28.11.2024
Selected format:Casting—Industrial computer radiographic testing
Standard published on 28.11.2024
Selected format:Additive manufacturing—Qualification principles—Qualifying machine operators of laser metal powder bed fusion machines and equipment used in aerospace applications
Standard published on 28.11.2024
Selected format:Adult three-dimensional head models
Standard published on 31.12.2024
Selected format:Semiconductor integrated circuits—Measuring methods for RF transmitter/receiver
Standard published on 31.12.2024
Selected format:Requirement for portioning and storage of returned lunar sample
Standard published on 31.12.2024
Selected format:Latest update: 2026-11-14 (Number of items: 2 210 114)
© Copyright 2026 NORMSERVIS s.r.o.