Gantry Crane

Zhonggong gantry cranes are an efficient, cost effective and user-friendly shipbuilding lifting solution, designed for use in the storage yards or workshops where supporting structure for bridge crane is unavailable. As the major shipyard crane supplier in China, Zhonggong offers a wide range of grantry cranes including single girder gantry crane, double girder gantry crane, semi-goliath crane, portal crane, gantry type slewing crane, etc. Specifications of Zhonggong Gantry Cranes

Capacity/ Lifting Weight	T	1--500
Span	m	12~70 (Extendable)
Lifting height	m	6~70 (Extendable)
Operation method		Cabin, pendant, remote control
Lifting mechanism		Electric winch trolley
Steel track		P43kg/m, QU70, QU80, QU100, QU120
Classification		A3~A8
Power supply		3-Phase A.C. 50HZ 380V
Main electric parts		Siemens or Schneider
Motor		Best brand motor in China or overseas brand optional
Gear and wheel		Designed and produced by ourselves; cutting-edge technology and manufacturing strength bring you peace in mind
Steel		High quality steel supplied by large sized steel plants in China
Wheel and machining parts		Independent design and manufacture offer you the highest quality
Buffer		Polyurethane material, mechanical buffer
Hoisting mechanism		Integrated design of motor, reducer, brake, coupling and reel, ensuring compact structure and high safety
Electrical system		Variable frequency control, PLC controller, human-machine interface available

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