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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
Flaxseed oil
WITHDRAWN published on 4.11.2008
Selected format:Liquid unsaturated polyester resin for glass fiber reinforced plastics
WITHDRAWN published on 5.10.1987
Selected format:Unsaturated polyester resin—Determination of refractive index of liquid and casting
WITHDRAWN published on 5.10.1987
Selected format:Normal concrete small hollow block
WITHDRAWN published on 6.5.1997
Selected format:Screws,fluted socket head
WITHDRAWN published on 13.10.1976
Selected format:Marine oil content meter
WITHDRAWN published on 9.10.1987
Selected format:Terminology for ship accommodation equipment
WITHDRAWN published on 9.10.1987
Selected format:Methods of test for full-flow lubricating oil filters for diesel engines--Pressure drop/flow characteristics
WITHDRAWN published on 9.10.1987
Selected format:Methods of test for full-flow lubricating oil filters for internal combustion engines—Part 11:Self-cleaning filters
WITHDRAWN published on 25.6.2007
Selected format:Methods of test for full-flow lubricating oil filters for internal combustion engines—Part 12:Filtration efficiency using particle counting, and contaminant retention capacity
WITHDRAWN published on 25.6.2007
Selected format:Latest update: 2025-07-04 (Number of items: 2 207 347)
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