... (ton)12.7/8.518.2/12.526/2240.4/31.750/39Max.traction (ton)1.72.64.15. ... 86.1Travel speed (km/h)4.2/2.24.5/2.84.5/2.44.1 ... , dual driving, superior climbing, and off-road performances; two sets of throttle controls are more fuel efficient, energy-saving, eco ... } ); } )(); CHDE series mini crawler excavator from 1.8ton, 3ton, 4.5 ton to 6ton, 8ton hydraulic excavator, bucket capacity have