Double Girder Overhead Traveling Crane- Heavy Duty, Big Capacity

Our QD Overhead Cranes are available with a huge range of customer options

in capacities up to 450t.  Double girder cranes give a better height of lift in given

headroom as the hook travels between the beams. With open winch trolley as

its lifting mechanism, they are available in higher capacities than single girder

and for heavy duty applications.

Our designed double girder cranes provide with the smallest dimensions and

biggest approach distance t. It ensures that the maximum work area is available

for the customers.

-Performance with reliability
-Flexibility with application
– Easy handling
– Easy maintenance

Features
Mechanical:
-Double main girder, welded box beam
-Material: carbon steel with high quality of Q235B or Q345B
-The main girder is connected by strength bolt.
-Weld joint tested by X ray or ultrasonic examination;
-Forged Crane wheels
-Trolley with Compact structure, small size and light;
-Lifting mechanism is open winch trolley
-Compacted gear motor driving, step less control, harden gear, safety disc brake

  
-Excellent driving properties, step less control, smoothly moving
-Shot-blasting Sa2.5 for complete girder after welding, stress release
-Epoxy zinc rich high quality painting, 2×2 with 140μm

Electrical Features
-Conductor power supply
-All hoist and crane movements are independent and can be run

simultaneously.
-The control panels are IP54
-The components are positioned in a maintenance friendly way, and the whole

layout provides with good protection
-Festoon cables are suspended on cable saddles, fixed to cable trolleys, running

in a galvanized C-track.

Protective Features
– Overload Limiter, Limit Switch (Lifting and Traveling), Interlock protection

device, Buffer, Rail clear plate, Protective cover, Bus Bar preventer plate, Anti-

collision device, Main isolating switch, Emergency stop