For gantry crane for sale, the Type MG double girder gantry crane – including large gantry crane models – is composed of gantry, crane crab, trolley traveling mechanism, cab and electric control system. The gantry features a box-shape structure, with the track positioned at the side of each girder, and the leg can be divided into type A and type U according to user’s requirements. 

Double Girder Gantry Crane

The control method could be ground control, remote control, cabin control or a combination of these; in the cab, there are adjustable seats, insulating mats on the floor, toughened glass for the windows, fire extinguishers, electric fans, and auxiliary equipment such as air conditioners, acoustic alarms and interphones, 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.

This double girder gantry crane boasts an aesthetically pleasing design. Its sleek lines and harmonious proportions not only enhance its visual allure but also contribute to its functionality. For example, the smooth curves of certain components can reduce air resistance during outdoor operation, minimizing the impact of wind and ensuring stable movement.

1. Durability Highlights

Built to Last

It is engineered for durability. Constructed from high - grade steel, the crane can endure heavy loads and continuous use. The double - girder structure provides added strength, enabling it to withstand the rigors of daily operations without significant wear. Additionally, its paint finish and protective coatings shield against corrosion, whether facing the elements in an open - air environment or the potential humidity indoors.

2. Open - air Warehouse Applications

Outdoor Material Handling Excellence

In open - air warehouses, this crane is a workhorse. It efficiently maneuvers large shipping containers, easily lifting and placing them for storage or loading onto trucks. For bulk construction materials like steel beams or piles of lumber, the crane's long - reach gantry allows for quick transportation across the expansive outdoor space. This streamlines the flow of goods in the open - air storage area, increasing productivity.

3. Indoor Applications

Indoor Versatility Unleashed

Indoors, it proves equally useful. In manufacturing plants, it can precisely position heavy machinery parts during production lines. In large indoor storage facilities, it aids in rearranging inventory, deftly moving items to different storage levels. The crane's ability to operate indoors offers flexibility, ensuring seamless material handling regardless of the environment.