Normally, single girder gantry cranes are most widely used and often in open storage yard. load capacity: 3~16tons span: 12~30m travelling speed: 20 or 30m/min lifting speed: 8 or 0.8m/min working temperature: -20~+40 control model: padent control or remote control applications: widely used in open storage yard duty group: class C or D To ensure the safety, our cranes are equipped with: Crane traveling limit switch. Weight overload protection device. Lifting height limit device. Voltage lower protection function. Phase sequence protection function. Emergency stop function. Rain cover for outside hoist, driving units, electric cubicle. Warning indicator: flashing lights and warning sounds. Wireless infra-detector for anti-collusion. We also manufacture Light crane includes four levels A1 to A4. Single girder bridge crane 0.5 t / 1 t / 2 t / 3 t / 5 tons / 10 tons / 16 tons / 20 tons. Medium crane includes two levels A5 to A6. Single girder bridge crane 5 tons / 10 tons / 16 tons / 20 tons / 30 tons. Single-beam gantry crane 5 tons / 10 tons / 16 tons / 20 tons / 32 tons. Double girder bridge crane 5 tons / 10 tons / 16 tons / 20 tons / 32 tons / 50 tons. Double girder gantry machine 5 tons / 10 tons / 16 tons / 20 tons / 32 tons /40.5 tons / 50 tons / 60 tons / 75 tons / 100 t / 150 t. Heavy duty crane includes two levels A7 to A8. Double girder bridge crane 5 tons / 10 tons / 16 tons / 20 tons / 32 tons / 50 tons / 74 tons / 75 tons / 80 tons / 100 t / 125 t / 140 t / 150 t / 160 t / 180 t / 200 t / 225 t / 240 t / 280 t / 300 t / 320 t / 350 t. Single-beam gantry crane 10 tons / 15 tons / 20 tons / 32 tons / 40 tons / 50 tons. Double girder gantry machine 5 tons / 10 tons / 16 tons / 20 tons / 32 tons / 50 tons / 75 tons / 100 t / 150 t / 200 t. OEM is welcomed, if you have any interest, pls feel free to contact us. electrical and other parts packaged by high quality plywood crates,beams packaged by plastic woven cloth.