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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
Fruitsvegetables and derived products--Determination of volatile acidity
Standard published on 22.3.1989
Selected format:Fruit and vegetable products--Determination of pH
Standard published on 22.3.1989
Selected format:Pipework components—Definition and selection of nominal size
Standard published on 25.3.2019
Selected format:Specifications for urea high pressure condenser
Standard published on 29.9.2024
Selected format:Railway tank car for liquefied gases
Standard published on 14.10.2017
Selected format:Aluminum rail tank cars
Standard published on 30.9.2009
Selected format:Pipework components—Definition and selection of nominal pressure
Standard published on 10.5.2019
Selected format:Road vehicles - Lighting and light-signalling devices - Environmental endurance
Standard published on 30.4.2007
Selected format:Road vehicles—Lighiting and light-signalling devices—Environmental endurance
Standard published on 24.1.2025
Selected format:Steel flat pallets for railway goods traffic
Standard published on 22.3.1989
Selected format:Latest update: 2025-08-17 (Number of items: 2 211 709)
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