100 Ton Mg Type Double Girder Gantry Crane

Double girder gantry crane are with heavy loads up to 700 ton and span can be over 50 meters. For fabrication and freight-transfer applications, it can be loads rapidly and smoothly.

The Gantry Crane can be designed into different type to meet various requirements:
-Semi Gantry crane can minimum the cost and take full advantage of the existing building construction.
-Truss Gantry Crane can be applied where the speed of wind is high
-Gantry Crane with cantilevers to meet the requirement of loading and unloading on side area.

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 rigid open winch trolley
-Compacted gear motor driving, harden gear, hydraulic brake
-Excellent driving properties, smoothly moving
-Shot-blasting Sa2.5 for complete girder after welding, stress release
-Epoxy zinc rich high quality painting, 2×2 with 140μm

Electrical
-Conductor power supply
-All hoist and crane movements are independent and can be run simultaneously.
-Protection degree IP55
-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, Light alarm devices Main isolating switch, Emergency stop system, Motor overload protection
– Equipped with rainproof devices for lifting mechanism, electrical control box.