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
Test methods for natural stone—Part 9: Determination of the dynamic modulus of elasticity by measuring the fundamental resonance frequency
Standard published on 21.5.2021
Selected format:Neodymium metal
Standard published on 1.8.2025
Selected format:General principles for preparation of instructions for use of industrial products
Standard published on 13.11.2008
Selected format:Classification of types of constructionmounting arrangements and terminal box position (IM Code) for rotating electrical machines
Standard published on 12.10.2022
Selected format:Pure iron raw material
Standard published on 29.12.2017
Selected format:Test methods for permeability of carbon materials
Standard published on 29.8.2025
Selected format:The terms of coking products
Standard published on 19.8.2008
Selected format:Fire-resistance testsElements of building constructionPart 1: General requirements
Standard published on 26.6.2008
Selected format:
Fire-resistance tests of building elements—Part 10: Specific requirements for structural system
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Fire Resistance Tests—Elements of building construction—Part 2:Guidance on measuring uniformity of furnace exposure on test samples
Standard published on 10.12.2019
Selected format:Latest update: 2026-06-12 (Number of items: 2 281 969)
© Copyright 2026 NORMSERVIS s.r.o.