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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
Design code for industrial metallic piping
Standard published on 26.9.2000
Selected format:Code for design of pig""s slaughtering and cutting rooms
Standard published on 4.5.2009
Selected format:Code of Urban Wastewater Engineering Planning
Standard published on 1.1.2017
Selected format:Code of construction project management
Standard published on 13.5.2013
Selected format:Code for design of grain storehouses
Standard published on 23.6.2014
Selected format:Code for design of grain steel silos
Standard published on 26.7.2011
Selected format:Code for urban construction archives description
Standard published on 5.4.2001
Selected format:Code for engineering geological Investigation of frozen ground
Standard published on 1.1.2014
Selected format:Standard for indoor environmental pollution control of civil building engineering
Standard published on 16.1.2020
Selected format:Latest update: 2026-10-27 (Number of items: 2 208 060)
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