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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
Safety requirements of automatic controls for household and similar purposes with remote operation
Standard published on 27.11.2023
Selected format:High-voltage insulation resistance meters
Standard published on 27.11.2023
Selected format:Specification for magnetic materials (iron and sreel) for use in relays
Standard published on 27.11.2023
Selected format:Vocabulary of graphical symbols for use on electrical equipment
Standard published on 27.11.2023
Selected format:Lead-acid batteries for start-stop—Technical conditions
Standard published on 27.11.2023
Selected format:Environmental parameter monitoring of electricalinstrumentation and control equipment important to safety for nuclear power plants
Standard published on 27.11.2023
Selected format:Agricultural service—Specification for service of Sci-tech expert
Standard published on 27.11.2023
Selected format:Liming material—Determination of neutralizing value—Titrimetric methods
Standard published on 27.11.2023
Selected format:Determination of ferrite grain size for cold rolled low carbon steel sheets
Standard published on 17.12.2013
Selected format:Prosthetics—Quantification of physical parameters of ankle foot devices and foot units
Standard published on 27.11.2023
Selected format:Latest update: 2026-09-11 (Number of items: 2 300 165)
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