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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
Capacitor tissue paper
Standard published on 19.8.2008
Selected format:Paper and board—Determination of tensile properties—Constant rate of elongation method(20mm/min)
Standard published on 28.12.2018
Selected format:Specification for marine metallic propeller
Standard published on 25.4.2024
Selected format:Oily water separating equipment
Standard published on 9.3.2009
Selected format:Technical condition for oil discharge monitoring and control systems for oil tankers
Standard published on 6.8.2023
Selected format:Specification for cleaning equipments of air source in ship
Standard published on 31.7.2017
Selected format:Chemical reagent - Ammonium acetate
Standard published on 15.5.2008
Selected format:General specification for pneumatic system of ship
Standard published on 3.2.2008
Selected format:Elastic damping leaf coupling
Standard published on 30.6.2025
Selected format:Terminology for ship technology - Repairing and shipbuilding facilities
Standard published on 30.12.2011
Selected format:Latest update: 2026-03-30 (Number of items: 2 269 988)
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