Double Girder Gantry Cranes are usually assembled with electric hoists or winches or trolleys. As common lifting equipment, double girder gantry crane is divided into three types: light, medium, and heavy cranes. The lifting weight is 5 to 500 tons, and the span is 18 to 50 meters. We can also customize the double girder gantry crane for you according to the needs of customers.

Advantages of Double Girder Gantry Crane

Q345E steel material for steel structure,

Maximum load can reach up to 800 t, the maximum span up to 40 m, and the lifting height up to 35 m

Strong box design, less distortion and automatic welding

Cranes can be used for indoor and outdoor service at room

Ambient temperatures ranging from -20°C to +40°C

Expand the working space and improve the work efficiency

Specification of Double Girder Gantry Crane

Loading capacity 5 ~ 800t

Lifting height 3 ~ 30 m or customized

Lifting speed Single speed: 3 ~ 8 m/min; or customized

Variable frequency speed: 1 ~ 20 m/min; or customized

Span 5~35 m

Lifting mechanism Winch trolley or hoist trolley

Working class A3 ~ A7

Working temperature -20 ~ 40 ℃

Power supply AC-3Phase-220//230380/400/415/440V-50/60Hz

Control voltage DC-24 / 36V

Motor protection class IP54 IP55 IP65

Control way Ground handle control(Push button),wireless remote control,cabnient control

Safety device Buffer,current overload protection,overload device,power failure protection

Application area Factory,workshop,warehouse,power station,logstic,etc.

Painting color Yellow,Red or Customzied

Structure of Double Girder Gantry Crane

Double Girder gantry cranes are Q345B steel material for steel structure and use legs to support the bridge, trolley, and hoist. They can travel on single or double rails on the ground. Double girder gantry crane is widely used for indoors and outdoor service, gantry cranes have a strong box design, less distortion and automatic welding. The mini gantry crane is composed with main beams, end beams, cantilever, front and rear legs, outrigger, trolley traveling mechanism, cab and electric control system, hook and duty hook, drum, cable reel, wheels etc. The double girder gantry cranes are box-shape structure, the leg is divided into type A and type U. The trolley is assembled with motor, reducer, brake, trolley frame, drum, hook and duty hook, pulley, rain cover and other part.

Applications Of Double Girder Gantry Crane

Crane is widely used in general manufacturing, including plants, warehouse, material stocks, factory, workshop, port, mining, waste disposal, goods scattered, petrochemical, aerospace, military and other industries. Working in open air, container handling cranes have been widely used in port, yard, station, stack etc. Our Rail-Mounted Gantry Crane, Rubber Tired gantry crane, Quayside Container Crane, Ship-to-Shore Gantry Crane are the most common container handling equipments.