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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
Anti-fouling and anti-corrosive paint systems on ship hulls
Standard published on 28.11.2024
Selected format:Ballast tanks paint for ship
Standard published on 4.6.2008
Selected format:Determination for release rate of cupper-ion for antifouling paint on ship bottom
Standard published on 11.1.2008
Selected format:Determination for release rate of organo-tin for antifouling paint on ship bottom
Standard published on 11.1.2008
Selected format:Mining machinery—Mineral processing equipment—Serial type
Standard published on 30.5.2025
Selected format:General safety requirements for residual current operated protective devices
Standard published on 28.5.2024
Selected format:Chemical reagent - Methanol
Standard published on 3.11.2006
Selected format:The tolerable limits of danger ontelecommunication lines from power lines
Standard published on 2.9.1986
Selected format:The tolerable limits of danger on telecommunication lines from power lines
Standard published on 31.10.2025
Selected format:Sewing thread
Standard published on 28.12.2018
Selected format:Latest update: 2026-11-10 (Number of items: 2 209 227)
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