We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
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
Forestry machinery—Portable brush cutters and grass trimmers—Safety requirements
WITHDRAWN published on 25.4.2005
Selected format:Agricultural and forestry machinery—Safety requirements and testing for portable,hand-held, powered brush-cutters and grass-trimmers—Part 1:Machines fitted with an integral combustion engine
WITHDRAWN published on 3.9.2014
Selected format:Agricultural and forestry machinery—Safety requirements and testing for portable hand-held powered brush-cutters and grass-trimmers—Part 2:Machines for use with back-pack power unit
WITHDRAWN published on 3.9.2014
Selected format:Forestry machinery—Portable chain-saws—Safety requirements and testing
WITHDRAWN published on 25.4.2005
Selected format:Machinery for forestry—Portable chain-saws—Safety requirements and testing—Part 1:Chain-saws for normal forest work
WITHDRAWN published on 23.12.2008
Selected format:Machinery for forestry—Portable chain-saw safety requirements and testing—Part 1:Chain-saws for forest service
WITHDRAWN published on 31.12.2013
Selected format:Machinery for forestry—Portable chain-saw safety requirements and testing— Part 2:Chain-saws for tree service
WITHDRAWN published on 31.12.2013
Selected format:Forestry machinery—Backpack power units for brush cutters, grass-trimmers, pole-cutters and similar appliances—Safety requirements and testing
WITHDRAWN published on 25.4.2005
Selected format:Forestry machinery—Brush-cutters and grass-trimmers with a backpack power unit—Safety requirements and testing
WITHDRAWN published on 25.4.2005
Selected format:Electronic imaging—Media error monitoring and reporting techniques for verification of stored data on optical digital data disks
WITHDRAWN published on 19.4.2005
Selected format:Latest update: 2026-05-04 (Number of items: 2 275 493)
© Copyright 2026 NORMSERVIS s.r.o.