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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
Decal and application requirements for manned spacecraft
Execute Date: december 2026
Standard published on 25.5.2026
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Technical specifications for 1550 MPa nickel-based alloys MJ Threaded bolts for aerospace
Execute Date: december 2026
Standard published on 25.5.2026
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Flight test requirements for manned airship
Execute Date: september 2026
Standard published on 25.5.2026
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Maintainability design requirements for manned spacecraft flight products
Execute Date: december 2026
Standard published on 25.5.2026
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Sustainable cities and communities—Campus of higher education institution—Guidance for practical implementation of GB/T 40759
Execute Date: september 2026
Standard published on 25.5.2026
Selected format:Road vehicle—Information for plates, labels and electronic identifications of traction batteries
Standard published on 30.4.2026
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Plastics—Amine epoxide hardeners—Determination of primary, secondary and tertiary amine group nitrogen content
Execute Date: december 2026
Standard published on 25.5.2026
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Continuous fibre-reinforced ceramic matrix composites—Test method for open-hole tensile strength at room temperature
Execute Date: december 2026
Standard published on 25.5.2026
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Carbon-based catalytic desulfurization method for sulfur-containing waste gas
Execute Date: december 2026
Standard published on 25.5.2026
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Technical guidelines for strontium-containing waste residue recycling
Execute Date: december 2026
Standard published on 25.5.2026
Selected format:Latest update: 2026-07-15 (Number of items: 2 287 995)
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