YZS Four Girder Casting Bridge Crane Heavy Duty Crane
Four Girder Casting Bridge Crane Description
Steel plant double girders casting overhead crane for ladle handing is also called ladle handling crane, it transports ladles filled with molten iron to the basic oxygen furnace(BOF), or molten steel from the BOF and electric arc furnace to the continuous casting machine. It can also be used for teeming and casting, so called teeming crane as well. As with the charging crane, safety and reliability come first with this crane since it is used to transport molten steel.
Four Girder Casting Bridge Crane Technical Parameter
Capacity | 320/80 ton | 280/80 ton | 240/80 ton | 225/65 ton |
Span(m) | 24.5 | 22 | 22 | 27 |
Working Class | A7 | A7 | A7 | A7 |
Lifting height (Main hook) M | 28 | 29 | 25 | 32 |
Lifting height (Aux Hook) M | 32 | 29 | 27 | 34 |
Speed (Main Hook)m/min | 7.5 | 12 | 7 | 11 |
Speed (Aux Hook)m/min | 10 | 10 | 9.6 | 11 |
Speed (Main trolley)m/min | 29 | 40 | 35 | 41 |
Speed (Aux trolley)m/min | 39 | 40 | 38 | 39.5 |
Speed (Crane)m/min | 58 | 80 | 80 | 84 |
Four Girder Casting Bridge Crane Features
1. Strong beams. The crane beams are of welded construction. This result in lower dead weight with a high degree of vertical and horizontal rigidity and smaller wheel loads.
2. Precise electric control system;
3. Durable performance and High efficiency;
4. Outstanding heat resistance with thermal-protective coating added at the bottom of the main beam.
5. Modern cabin control with Air conditioner to separate operators from harsh environment;
6. Long service life with a low-maintenance.
Four Girder Casting Bridge Crane Safety Features
1. Overload protection: If the materials or electric current overstep the capacity, the crane will give a sharp warning for protection itself.
2. Emergency brake: If there’s emergency situation, it could stop the crane to protect operator and goods.
3. Control Method: Room control or remote control to avoid any injure to the operation staff.
4. Main lifting motor: with thermal protection and currency protection.
5. Hooks with latch:to prevent goods fall down;
6. Rubber buffers.
Four Girder Casting Bridge Crane Application
Mainly used to lift and pour melting metal, transport red-hot solid metal in cast house, foundry shop, steel mill, etc. When lifting melting metal, the main hooks under the hanging beam hang the two ears of the steel ladle while the aux. hook sway to pour out.
Four Girder Casting Bridge Crane Images