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The 4 ton gantry crane is ideal for quick and safe completion of light-weight lifting jobs and is widely used in a variety of indoor and open workplaces such as machine shops, warehouses, construction sites, railway terminals, yards and shipyards.
We have a variety of 4 ton gantry cranes for sale, and each crane produced by our company is designed and manufactured to meet the special lifting needs of customers. According to the crane's application, job duties, environmental conditions and ease of use, 4t gantry cranes can be divided into various types, including single girder gantry cranes, semi gantry cranes,cantilever gantry cranes, portable gantry cranes and adjustable gantry cranes.
4 ton single girder gantry cranes is composed of strong girder, L type support leg, crane travelling organ, trolley, electric equipment Etc. The frame adopts box-type welding mechanism, the L type single leg is welded structure in order to increases the work space, and it is convenient for the transportation, installment and maintains. Crane travelling mechanism adopts separate drive.
L type trolley gantry crane is matched with a strong trolley, It is ideal for outdoor applications where lifting facilities are provided without the cost of a building or any supporting steelwork. They are also suited to indoor applications where existing building structures are not suitable to take overhead cranes, and where additional supporting steelwork would result in a loss of floor area. It can be constructed with a cantilever to allow handling outside the rail centers.
Weight overload protection device
Top quality long time bearing polyurethane materials buffer,
Crane traveling limit switch
Voltage lower protection function
Emergency stop system
Current overload protection system
Material: Steel plate material Q235 or Q345B ( similar international steel plate FE3 or FE52)
Steel structure: Strong Steel box type, seamless type, more strong and elegant beam.
Crane traveling motor: Soft start type
Wheel: Vacuum casting by our group, Inter medium frequency quenching
Main electrical parts: Schneider brand or Siemens brand.
| Lifting Capacity | t | 4 ton | ||
| Span | m | 18, 22, 26, 30, 35 | ||
| Lifting Height | Main Hook | m | 10; 11 | |
| Aux Hook | \ | |||
| Working grade | A5 | |||
| Speed | Hoisting | Main Hook | m/min | 12.75 |
| Aux Hook | \ | |||
| Trolley Travelling | 37.5 | |||
| Crane Travelling | 46.3, 40 | |||
| Trolley Weight | t | 2.95 | ||
| Max. Wheel Pressure | KN | 160-233 | ||
| Steel Rail recommended | P43 (43kg/m) | |||
| Power Source | 380V, 50HZ, 3 Phase (or according to your demands.) | |||
