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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
Gas turbines - Procurement - Part 3: Design requirements
Standard published on 13.4.2009
Selected format:Gas turbines - Procurement - Part 4: Fuels and environment
Standard published on 10.11.2010
Selected format:Gas turbines - Procurement - Part 5: Applications for petroleum and natural gas industries
Standard published on 10.11.2010
Selected format:Gas turbines—Procurement—Part 7Technical information
Standard published on 30.6.2025
Selected format:Gas turbines - Procurement - Part 8: Inspection-testing-installation and commissioning
Standard published on 13.4.2009
Selected format:Gas turbines - procurement - Part 9: Reliability, availability, maintainability and safety
Standard published on 7.2.2006
Selected format:Secondary cells and batteries—Test methods for checking the performance of devices designed for reducing explosion hazards for lead-acid starter batteries
Standard published on 3.12.2025
Selected format:Gas turbines—Acceptance tests
Standard published on 29.8.2016
Selected format:Fire shutter assembly—Part 1:General technical specification
Standard published on 29.4.2024
Selected format:Fire shutter assembly—Part 2:Motor for fire shutter assembly
Standard published on 29.4.2024
Selected format:Latest update: 2026-06-12 (Number of items: 2 281 969)
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