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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—Visibility—Method for establishment of eyellipses for driver""s eye location
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Marine methanol fuel engine
Standard published on 31.3.2026
Selected format:
Reaction to fire tests—Mass loss measurement
Execute Date: october 2026
Standard published on 31.3.2026
Selected format:Guidelines for public meteorological disaster prevention—Lightning
Standard published on 31.3.2026
Selected format:Pressure vessels design by analysis—Part 1: General requirements
Standard published on 24.7.2024
Selected format:Pressure vessels design by analysis—Part 2Materials
Standard published on 24.7.2024
Selected format:Pressure vessel design by analysis—Part 3: Formulae method
Standard published on 24.7.2024
Selected format:Pressure vessels design by analysis—Part 4:Stress classification method
Standard published on 24.7.2024
Selected format:Pressure vessels design by analysis—Part 5Elastic plastic analysis method
Standard published on 24.7.2024
Selected format:Pressure vessels design by analysis—Part 6: Fabrication, inspection and testing and acceptance
Standard published on 24.7.2024
Selected format:Latest update: 2026-07-17 (Number of items: 2 288 093)
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