This standard specifies the types, basic dimensions, technical requirements, inspection rules, markings and packaging of cultivator shovels, earth cultivators and shovel handles. This standard applies to non-rotating soil working parts such as shovels, earth cultivators, and shovel handles of all-round cultivators and inter-row cultivators.
JB/T 6272-1992 history
2007JB/T 6272-2007 Cultivating machinery.Equipment for working the soil