This standard specifies the principles and methods for compiling models of construction machinery products. This standard applies to excavating machinery, shovel transport machinery, road machinery, engineering hoisting machinery, compaction machinery, piling machinery, concrete machinery, steel bar and prestressed machinery and decoration machinery.
JB/T 9725-1999 history
2014JB/T 9725-2014 Earthing-moving machinery.Method of type designation
1999JB/T 9725-1999 Construction machinery and equipment.Methodology to formulate model numbers