Box Type Steel Overhead Travelling Crane , Double Beam Bridge Crane 20 Ton

Double girder electric overhead travelling overhead bridge crane 20 ton

General description of double girder overhead crane

For heavy duty work frequency, QD double girder bridge crane can be design as A5, A6, A7, A8 ISO standard. Equiped with diffierent lift tools can easily meet different lift requirements such as spreader beams for pipes or plates, lift clamp for slabs, grab for woods, scraps, or others.

Standard Lift Capacity: 5T, 10T, 16T/3.2T, 32T/5T, 50T/5T, 75T/10T, 100T/10T

Lift Height: Up to 30m or as required

Span: Standard up to 31.5m, or as your request

Technical parameter of double girder overhead crane

Product superiority of double girder overhead crane

1. Support customization, excellent quality guarantee price

Q235B carbon steel structure steel adopts a seamless forming process, more solid and beautiful

A full-span maintenance channel is provided with thin steel plates and two layers of safety handrails along both sides of the bridge

Galvanized epoxy resin paint

Three layers of paint

2. Motor protection class IP54, F class insulation, equipped with an overload protection device.

Hongda brand, smooth operation, long service life design, is the best domestic crane motor.

Insulation class F, protection class ip54

3. The crane operation control adopts CAM control, the driver cab, moves with the vehicle, more convenient and clear control cargo position.

Joystick, button, single light control; Multi-ship speed regulating resistor; Up and down. Left and right; Front and back; Start and stop; An emergency;

Air conditioning can be installed according to customer requirements

Safe and reliable

High work efficiency

Improve your work environment

4. The speed is controlled by frequency conversion, so that the cargo can move and land safely and accurately.
Wire rope hoisting, with trolley, reducer, drum, brake, motor, including overload limit switch

Insulation class F class

Lifelong lubrication (safe use cycle)

FAQ of double girder overhead crane

Q1. Can the cranes be customized?

Yes,every customer’s working condition is different, all of our products can be customized depend on customers’ requirements. Please give us the information as clear as you can, so we can give our best design to suit for your demands.

Q2. How many operation methods for my selections?

We provide pendent controller with push button control type, remote control type or cabin control type.Please tell us what kind of operation way you need.

Q3. I have low headroom in my workshop, is it possible to install a crane in it?

We have special products for low headroom workshop, our engineer can give the best design according to your dimensions.

Q4. Do you supply lift tools?

Yes, we can provide any kind of lifting tools such as hook, electromagnetic, grab bucket etc...

Q5: In order to offer the most suitable design solution for you, it will be great helpful if you can offer us the following information to us:

1. Lifting capacity.

2. Span length. (rail center to rail center)

3. Lifting height. (hook center to ground)