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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
Agricultural wheeled tractors—Operator""s seat—Laboratory measurement of transmitted vibration
Standard published on 19.11.2020
Selected format:Petroleum and natural gas industries terminology—Part 1: Exploration and development
Standard published on 28.12.2018
Selected format:Petroleum and natural gas industries terminology— Part 2: Engineering technical
Standard published on 28.12.2018
Selected format:Petroleum and natural gas industries terminology—Part 3: Oil-gas surface engineering
Standard published on 28.12.2018
Selected format:Petroleum and natural gas industries terminology — Part 4: Measurement and analysis of petroleum and natural gas
Standard published on 12.10.2022
Selected format:Petroleum and natural gas industries terminology—Part 5Equipment and material
Standard published on 12.7.2017
Selected format:Petroleum and natural gas industries terminology—Part 6:Safety and environmental protection and energy conservation
Standard published on 2.6.2020
Selected format:Textiles--Tests for colour fastness--General principles for measurement of surface colour
Standard published on 26.2.2001
Selected format:Textiles--Tests for colour fastness--Instrumental assessment of relative whiteness
Standard published on 26.2.2001
Selected format:Textiles--Tests for colour fastness--Calculation of colour differences
Standard published on 26.2.2001
Selected format:Latest update: 2026-07-29 (Number of items: 2 290 440)
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