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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 of machinery—Permanent means of access to machinery—Part 1:Choice of a fixed means of access between two levels
WITHDRAWN published on 31.3.2008
Selected format:Safety of machinery—Permanent means of access to machines and industrial plants—Part 2:Working platforms and gangways
WITHDRAWN published on 18.10.1999
Selected format:Safety of machinery—Permanent means of access to machinery—Part 2:Working platforms and walkways
WITHDRAWN published on 31.3.2008
Selected format:Safety of machinery—Permanent means of access to machines and industrial plants—Part 3:Stairways,stepladders and guard-rails
WITHDRAWN published on 18.10.1999
Selected format:Safety of machinery—Permanent means of access to machinery—Part 3:Stairs,stepladders and guard-rails
WITHDRAWN published on 31.3.2008
Selected format:Safety of machinery—Permanent means of access to machines and industrial plants—Part 4:fixed ladders
WITHDRAWN published on 18.10.1999
Selected format:Safety of machinery—Permanent means of access to machinery—Part 4:Fixed ladders
WITHDRAWN published on 31.3.2008
Selected format:Ladders—Part 1:Terms,types,functional sizes
WITHDRAWN published on 18.10.1999
Selected format:Ladders—Part 1:Terms,types,functional sizes
WITHDRAWN published on 11.5.2012
Selected format:Ladders—Part 2:Requirements,testing,marking
WITHDRAWN published on 18.10.1999
Selected format:Latest update: 2025-09-08 (Number of items: 2 231 996)
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