This product is a regular crane widely used in open-air warehouse and workshop, material yard, port,railway station,hydroelectric power station,logistics park and some other outdoor place, where it has a high frequency or more lifting times. It is prohibited for lifting melt metal, flammable, explosive, corrosion, overloading, dust and other dangerous operations.
Double girder gantry crane have A type, U type.The legs of type A gantry crane are inclined, in order to prevent the legs from inward deformation, so the design of type A gantry crane with cantilever saddle, is the common model of double beam gantry crane.
MG features
1.Double girder gantry Crane is a medium and heavy size crane which travels in track.
- Its proper lifting weight is 5 to 75 tons and proper span is 18 to 35 meters.
- Its proper working temperature is -20-+40 centigrade.
- Remote control,cabin control
- 5. Power supply is by cable or slide wire.
- 6. Double girder gantry crane hasA type, U type. U type is designed for container lifting. It could be designed with cantilever or not.
7.The crane is a customized product,the working class can be A4, A5, A6, A7. The main beam, legs and travelling beams are made by steel plates, it is very strong and has small body, it is suitable for ocean transport.
8.Double box beam with steel legs moving through the ground beam as crane travelling system
9.The camber of main beam will be designed as Span*1-1.4/1000.
10.Steel Material: Q235 or Q345
11.Shot-blasting Sa2.5 for main girder and supporting beam
12.Epoxy zinc rich high quality painting.
13.Electric brand: CHINT SIEMENS Schneider
14.Conductor power supply: Cable Reel or air busbar.
15.Frequency conversion, double speed, single speed, and hoist and crane movements are independent and can be run simultaneously different design to meet crane applications
Technical parameter sheet
| S/N. |
Crane No.s |
1 |
| 1 |
Name |
Double Girder Electric Gantry Crane |
| 2 |
Model |
MG |
| 3 |
Working class |
A4,A5,A6,A7 |
| 4 |
Capacity(t) |
5 |
10 |
16/3.2 |
20/5 |
32/5 |
40/10 |
50/10 |
| 5 |
Span(m) |
10.5m~31.5m |
| 6 |
Lifting height(m) |
10,15,18,20 |
| 7 |
Lifting speed(m/min) |
5.9,6.8,9.5,10.4 |
| 8 |
Trolley travelling speed(m/min) |
30 |
30 |
30 |
30 |
30 |
30 |
| 9 |
Crane travelling speed(m/min) |
75 |
75 |
75 |
75 |
75 |
75 |
| 10 |
Control type |
Cabin |
Cabin |
Cabin |
Cabin |
Cabin |
Cabin |
| 11 |
Power supply |
380V50Hz3Ph AC |
| 12 |
Lifting motor(KW) |
15,22,37,45,55 |
| 13 |
Trolley traveling motor(KW) |
2.5,4,6.3 |
| 14 |
Crane long traveling motor(KW) |
2*5.5,2*7.5,2×11 |
| 15 |
Rail model |
P38,P43,P50,QU70 |
| 16 |
Crane weight |
35000~78700Kgs |
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