QD Double Girder overhead crane is composed of box type bridge frame, lifting trolley, crane traveling mechanism, and electrical system. Its a very good choice where high speeds and heavy service are required. And its widely used in hoisting machinery currently especially is suitable for working at warehouses and freight yard and other factories and Plants etc. It is prohibited to use the equipment in the combustible, explosive or corrosives environment.

QD type double girder overhead crane mainly composed of metal structure(main girder, end truck), electric hoist trolley or winch trolley(lifting mechanism), traveling mechanism and electrical equipment.

One of my USA clients want to order 1 unit double girder overhead crane for his own factory. But he is not familiar with this equipment a bit. In order to offer him most suitable design and best solution, please confirm following information. I said to my client.

1. Lifting capacity.

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

3. Lifting height.(hook center to ground)

4. Have you installed the rails? Do you need us supply the rails? How long is it?

5. Power supply: Voltage.

6. Working condition: which material to lift? temperature? Other requirements?

7. It would be better if you have drawings of your plant.

Just now waiting his requirements to proceed this offer for him. I sincerely hope we could work together this time.