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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
Stainless steel plate,sheet and strip for ship and offshore engineering
Standard published on 29.8.2025
Selected format:
Single-use rubber gloves for general applications
Execute Date: september 2026
Standard published on 29.8.2025
Selected format:Road vehicles - 50 semi-trailer fifth wheel coupling pin - Basic and mounting/interchangeability dimensions
Standard published on 10.1.2006
Selected format:Synthetic rubber latex—Examination for microorganisms
Standard published on 29.8.2025
Selected format:Rubber compounding ingredients—Determination of process oils glass transition temperature by DSC
Standard published on 29.8.2025
Selected format:Monolithic (unshaped) refractory products—Gunning refractory panels by wet gunning techniques
Standard published on 29.8.2025
Selected format:Continuous fiber reinforced ceramic matrix composite—Test method for hoop tensile properties of tubes at room temperature
Standard published on 29.8.2025
Selected format:Metakaolin powder used for concrete and mortar
Standard published on 29.8.2025
Selected format:Continuous fiber reinforced ceramic matrix composite—Test method for axial tensile properties of tubes at room temperature
Standard published on 29.8.2025
Selected format:Corrosion of metals and alloys—Measurement of critical crevice temperature for cylindrical crevice geometries in ferric chloride solution
Standard published on 29.8.2025
Selected format:Latest update: 2026-08-26 (Number of items: 2 298 418)
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