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
Product grade for major ornamental plants—Part 5: Young plants
Standard published on 15.3.2024
Selected format:Product grade for major ornamental plants--Part 6:Flower bulbs
Standard published on 16.11.2000
Selected format:Product grade for major ornamental plants--Part 7:Turf
Standard published on 16.11.2000
Selected format:Seamless steel tubes for gas cylinder
Standard published on 20.8.2021
Selected format:Ferroalloys--Experimental methods for checking the bias of sampling and sample preparation
Standard published on 25.10.2000
Selected format:Graduations and test method for performance of deformation between stories of curtain wall
Standard published on 9.10.2015
Selected format:Graduations and test method for performance of deformation between stories of curtain wall
Standard published on 9.10.2015
Selected format:Method for the assessment of the degree of pigment or carbon black dispersion in polyolefin pipes, fittings and compounds
Standard published on 30.8.2019
Selected format:Plastics piping and ducting systems — Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation
Standard published on 19.11.2020
Selected format:Steel and steel products—Types of inspection documents
Standard published on 15.3.2018
Selected format:Latest update: 2026-09-10 (Number of items: 2 300 145)
© Copyright 2026 NORMSERVIS s.r.o.