QL model Double Girder Magnetic Overhead Crane could equip with hanging beam, it is applicable to use at steel mill, shipyard, port yard, storage and waste warehouse to lift and transfer steel plate, pipe, profile steel, steel bar, steel billets, steel coil, spool, iron and steel scraps, etc. different sizes of long and bulk material. The hanging beam could horizontal rotation to meet different working demands.
Double Girder Bridge Crane with Carrier-beam mainly consists of bridge, crane traveling mechanism, trolley, electric equipment and electromagnetic chuck. When used, the rotary part of the hanger of electromagnetic disk must be locked up with screws and no rotation is allowed.
This type crane is heavy duty type with working duty is A6~A7, crane lifting capacity includes the dead weight of magnetic lifters.
![]() | Trolley | It is the lifting mechanism, lifting good up and down, travelling along the crane girder/ beam from the left side to the right side. It consist of motor, reducer, brake, drum, hook, coupling, hoist structure. We can separately supply electric crab/hoist for clients. |
![]() | Motor | The slip ring motors are used specially for crane, suitable for frequent starting , reversing & braking in accordance with ISO 9001:2000 ISO 14001:2004. Motors are totally enclosed in dust proof construction foot / flange mounted TESC / TEFC, Sq. cage motors with integrated safety brakes, insulation class F, IP54 protection for hoisting, CT & LT motions. |
![]() | Gear Box | The entire gear boxes are made of accurate hob cut helical / spur gears & pinions having hardness 250 to 350 BHN made from carbon alloy steel. All gears & pinions running on antifriction type ball/ roller bearings in totally enclosed oil bath giving constant splash lubrication. The helical/Spur gear designed for adequate strength and optimum wear resistance for smooth operation & long life. |
![]() | Brakes | Independent Hydraulic Brake make the crane much safe and easier to control |
![]() | Control box & cable | The surface of control box under anticorrosive treatment with reasonable layout and convenient maintenance. All the cables have color, number or with wire marking, which are easy to identify |
![]() | Control mode | Operator cabin Wide vision, safety, comfortable Pendant control Remote control |
Safety Features Of Double Girder Still Mill Crane
Specifications
Capacity | t | 5 | 10 | 16/3.2 | 20/5 | 32/5 | 50/10 | 74/20 | |||||||||
Span | m | 10.5~31.5 | 13.5~31.5 | ||||||||||||||
Max. Lifting Height | Main hook | m | 16 | 16 | 16 | 12 | 16 | 12 | 22 | ||||||||
Aux hook | 18 | 14 | 18 | 16 | 24 | ||||||||||||
Speed | Main hoist | m/min | 15.5 | 10.4 | 10.7 | 9.8 | 7.8 | 7.8 | 6.1 | ||||||||
Aux hook | 14.6 | 15.5 | 15.5 | 10.4 | 9.7 | ||||||||||||
Trolley travelling | 37.2 | 43.8 | 44.6 | 44.6 | 42.4 | 39.3 | 33.8 | ||||||||||
Crane travelling | 92.7 | 93.7 | 92.7 | 93.7 | 86.5 | 76 | 89 | 76 | 89 | 89 | 75.3 | 75.3 | 75 | 76.6 | 67.3 | ||
Motor | Main hoisting | Kw | 15 | 22 | 37 | 45 | 55 | 75 | 90 | ||||||||
Aux hoisting | 11 | 15 | 15 | 22 | 37 | ||||||||||||
Trolley travelling | 1.5 | 2.2 | 3.7 | 3.7 | 7.5 | 11 | 15 | ||||||||||
Crane travelling | 2× 5.5 | 2× 7.5 | 2× 5.5 | 2× 7.5 | 2× 7.5 | 2× 11 | 2× 7.5 | 2× 11 | 2× 11 | 2× 11 | 2× 15 | 2× 22 | |||||
Power supply | 3-phrase 50HZ 220V~480V according to your requirements | ||||||||||||||||
Working Environment | The temperature of working environment is -10~+60° C; The relative humidity is no more than 50% when the temperature is +40° C; |