Henan Mine Crane Co.,Ltd.
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Truss type double girder mobile gantry crane 20 ton with lifting mechanism
Product description of 20t truss type double girder hook gantry crane
MG Truss type Double beams gantry crane is mainly consisting of the skeleton structure, lifting and cross traveling mechanism, long traveling mechanism, cabin and electrical control system. The trolley can move horizontally on a pair of rails on the beam.
Truss type double beam gantry crane adopts truss structure, which has the advantages of light weight and strong wind resistance. It is mainly used for loading and unloading or grabbing materials in outdoor warehouses and open places. The product has two types of ground control and indoor control.
Product feactures of 20t truss type double girder hook gantry crane :
1.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.
2.Double box beam with steel legs moving through the ground beam as crane travelling system
3.The camber of main beam will be designed as Span*1-1.4/1000.
4.Steel Material: Q235 or Q345
5.Shot-blasting Sa2.5 for main girder and supporting beam
6.Epoxy zinc rich high quality painting.
7.Electric brand: CHINT SIEMENS Schneider
8.Conductor power supply: Cable Reel or air busbar.
9.Frequency conversion, double speed, single speed, and hoist and crane movements are independent and can be run simultaneously different design to meet crane applications
Attention:
Safety is the most important issue for U type Double girder hook gantry cranes. To ensure the safety,It is prohibited to use the U type Double girder hook gantry crane in the combustible, explosive or corrosives environment.(Need explosion proof type Double girder hook gantry crane for this,You can contact us to get the information of explosion-proof gantry crane.).
Control method:
Pendant Control, remote control, cabin control
Design and construction rules:
All the standards which is required for the U type Double girder hook gantry crane is the Chinese standard
Painting:
Primer and finishing paint
Color: according to your demand.
Product Structure:
Product technical parameters:
| Lifting weight (t) | 10 | 16 | 20/10 | 32/10 | 36/16 | 50/10 | |
| Span (m) | 18~35 | 18~30 | 18~35 | 22 | 26 | 22~35 | 35 |
| Lifting height (m)
| Main hook | 11.5 | 10.5,12 | 10.5 | 11.5 | 11.5 | 12 |
| Auxiliary hook | 11 | 12 | 12 | 13 | |||
| Speed (m/min) | Main hook | 8.5 | 7.9 | 7.2 | 7.5 | 7.8 | 6 |
| Auxiliary hook | 10.4 | 10.4 | 10.5 | 10.4 | |||
| Trolley travel | 43.8 | 44.5 | 44.5 | 41.9 | 41.9 | 38.13 | |
| Long travel | 37.6,40 | 38,36 | 38,36 | 40 | 40,38 | 38 | |
| Duty classification | A5-A8 | ||||||
| Power source | Three-phase AC. 127~480V 50/60Hz | ||||||