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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
Test methods of canned foods
Standard published on 12.10.2022
Selected format:General standard for beverage
Standard published on 4.2.2015
Selected format:Carbonated beverages
Standard published on 21.4.2008
Selected format:Thermoplastics pipes--Universal wall thickness table
Standard published on 24.10.2001
Selected format:Rigid cellular plastics - Determination of the volume percentage of open cells and of closed cells
Standard published on 4.1.2008
Selected format:Moulded polystyrene foam for thermal insulationEPS
Standard published on 20.8.2021
Selected format:Rigid extruded polystyrene foam board for thermal insulation (XPS)
Standard published on 28.12.2018
Selected format:General flexible polyurethane cellular plastics
Standard published on 7.9.2023
Selected format:Flexible cellular polymeric materials - Determination of hardness (indentation technique)
Standard published on 31.3.2006
Selected format:Flexible cellular polymeric materials - Determination of tear strength
Standard published on 31.3.2006
Selected format:Latest update: 2025-12-24 (Number of items: 2 253 093)
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