QD Type 75/20t Overhead/Bridge Crane with Hook

1. With more than 30 years development, Henan Zhonggong Group has 5 holding subsidiaries, covers an area of 240,000 square meters and 100,000 square meters construction area, possesses nearly 1000 sets various producing equipements, is a member unit of Bridge Crane branch of "China Heavy Machinery Industry Association". now we have 1200 staff of which more than 160 professional engineers and management colleagues, company has passed ISO9001, ISO14001 and OHSAS18001. Brand "YUZHONG" products have been granted titles such as "Top 10 brand Well-Known Cranes in China", "Well-Known Commodity in Henan Province" and "Henan Famous Trademark".

2. Group R&D Center has been recognized as the engineering technology research center of cranes for application at Xinxiang nuclear power station and serves as the only China R&D in the nuclear area. company can supply electrical hoist, single girder crane, double girder crane, gantry crane, overhead crane, grab, explosion-proofinsulation crane, hydraulic hoist, container handling crane, ship crane, metallurgic crane, quenched crane, elecromagnetic series crane and special crane for nulear power station. 

About Product: QD Type 75/20t Hanger Overhead/Bridge Crane
 
QD type Overhead Crane Specification  
1. Double girder overhead crane is widely used together with trolley.
2. It is a medium and heavy size crane which travels in track.
3. Its proper lifting weight is 5 to 450 tons,and proper span is 10.5 to 31.5 meters.
4. Its proper working temperature is -20–+40 centigrade.
5 .This kind of crane is composed of main beam,crane traveling organ, trolley, electric equipment.
6. This product is a regular crane widely used in workshop, storage, port and hydroelectric power station and some other outdoor place, where it has a high frequency or more lifting times.
7. Overhead lift has two controlling methods namely ground controlling and cabin controlling.
8. Power is supplied by cable or slide wire.
9. It is prohibited for lifting melt metal, flammable, explosive, corrosion, overloading, dust and other dangerous operations.
10.Double girder overhead crane have explosion type, double trolley type, insulation type, electromagnetic type and so on.
11.The crane with three working class: A5,A6,A7.
 
QD type Overhead Crane  General Features
1.Crane material:Q235,Q345B/Q345D
2. No-welding joint strong box type, by machine hand, strong and beautiful.
3.Wheels are vacuum casting by ourselves, intermediate frequency quenching
4.Wheels,wire rope,drum,gears,coupling are manufactured by our CNC machines
5.Nanjing special , Nanjing Brand motor or Huang he explosion-proof,top quality in China
6.Electrical equipment :Siemens or Schneider brand
7.Control method: Cabin control,wireless remote control or pendant control,you can choose two of them(According to your demands)
 
QD type Overhead Crane Safety Features
1. Overload protection device
2. Top quality long time bearing polyurethane materials buffer
3. Crane traveling limit switch
4. Voltage lower protection function
5. Emergency stop system
6. Lifting height limit device

Looking forward to receive your enquiry with the below details information: 
1.Lifting capacity
2. Span ( rail centre to centre )
3. The required lifting height ( from hook to the ground ) 
4. Crane travelling length
5. What will be lifted by the crane
6. The crane and hoist movement speed (m/min)
7. The rail length and the height.
8. Single speed or double speed for lifting and travelling ?
9. Driver cabine control or pendant control ?
10. How many hours work per day ?
11. Power source : 380v,50Hz,3phase or others?
 
Double Girder Overhead Crane After-sale Service
1.One year warranty for whole machines from crane running
2.Providing free spare parts
3.Low charge for continue maintenance when warranty is expired
4.Exclusive engineer support at any time
5.We can provide free training to end-users