Type MG double girder gantry crane composed of gantry, crane crab, trolley traveling mechanism, cab and electric control system, the gantry is box-shape structure, the track is at the side of each girder and the leg is divided into type A and type U according to user’s requirements. The control method could be ground control, remote control, cabin control or both, in the cab there are adjustable seat, insulating mat on the floor, toughened glass for the window, fire extinguisher, electric fan and auxiliary equipment such as air condition, acoustic alarm and interphone which can be furnished as required by users.

Process of Korig Double Girder Gantry Crane:

1. CNC cutting of girder web plate with high deflection accuracy.

2. Shot-blasting Sa2.5 for whole girder treatment after welding with stress release.

3. Epoxy zinc rich coating and painting with thickness 2x2 with 140μm.

4. 10.9 class bolts connect girders and legs.

5. Three-in-one motor reducer with vertical gear motor driving.

6. Motors with high protection class IP55, F class, 40% ED.

7. End carriage is equipped with anti-friction bearings, cellular rubber buffers, and derailment protectors.