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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
Tractors and machinery for agriculture and forestryTechnical means for ensuring safetyPart 10: Walk-behind powered rotary tillers
Standard published on 19.7.2006
Selected format:Tractors and machinery for agriculture and forestry -- Technical means for ensuring safety -- Part 12: Portable powered hedge-trimmers
Standard published on 24.10.2005
Selected format:Tractors and machinery for agriculture and forestryTechnical means for ensuring safetyPart 14Powered shredders and chippers
Standard published on 19.7.2006
Selected format:Tractors and machinery for agriculture and forestryTechnical means for ensuring safetyPart 15Powered edgers with rigid cutting means
Standard published on 19.7.2006
Selected format:Agricultural and forestry machinery - Safety - Part 16: Potato harvesters
Standard published on 1.12.2010
Selected format:Agricultural and forestry machinery - Safety - Part 17Beet harvesters
Standard published on 1.12.2010
Selected format:Agricultural and forestry machinery - Safety - Part 18Reel machines for irrigation
Standard published on 1.12.2010
Selected format:Agricultural and forestry machinery - Safety - Part 19Centre pivot and moving lateral types irrigation machines
Standard published on 1.12.2010
Selected format:Agricultural and forestry machinery - Safety - Part 2Trailers with tipping body
Standard published on 1.12.2010
Selected format:Agricultural and forestry machinery—Safety—Part 20:Pick-up balers
Standard published on 11.10.2021
Selected format:Latest update: 2025-12-21 (Number of items: 2 252 887)
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