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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
Road vehicles—Design and performance specifications for the WorldSID 50th percentile male side impact dummy—Part 4: User""s manual
Execute Date: february 2027
Standard published on 2.7.2026
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Test method for watertight electrical connectors of submersibles
Execute Date: february 2027
Standard published on 2.7.2026
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Road vehicles—Impact test procedures—Positioning for the WorldSID 50th percentile male side-impact dummy
Execute Date: february 2027
Standard published on 2.7.2026
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Steel pipes resistant to microbial corrosion for use in the petroleum and natural gas industries
Execute Date: february 2027
Standard published on 2.7.2026
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Aerospace fluid systems and components—Vocabulary—Part 1: Hose assemblies
Execute Date: february 2027
Standard published on 2.7.2026
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Aerospace fluid systems and components—Vocabulary—Part 2: Fittings and couplings
Execute Date: april 2027
Standard published on 28.9.2026
Selected format:Equivalent size estimation methods of space debris based on ground-based microwave radar measurement
Standard published on 2.7.2026
Selected format:Commercial road vehicles - 50mm drawbar eye - Interchangeability
Standard published on 10.1.2006
Selected format:Test requirements for electrical performance of navigation satellite
Standard published on 2.7.2026
Selected format:Mechanical interface requirements for launch vehicle and stacked flat-panel satellite
Standard published on 2.7.2026
Selected format:Latest update: 2026-11-05 (Number of items: 2 209 078)
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