700 ton double girder overhead crane

700 ton double girder overhead crane

According the usage condition and its different lifting device, double girder overhead crane mainly has following type:

1. double girder overhead crane with hook including QD type and LH type
QD type double girder overhead crane: its lifting device is hook. and its hoisting trolley is winch structure.
LH type double girder overhead crane: its lifting device is also hook, its hoist trolley is electric hoist.
2. double girder overhead crane with grab (QZ type)
QZ type double girder overhead crane: its lifting device is grab.
3. explosion-proof double girder overhead crane (QB type)
QB type explosion-proof double girder overhead crane is used in hazardous environment, such as explosive gas condition, for example oil plant, gas station, mine.
4. double girder overhead crane (QDY type)
QDY type double girder overhead crane is specially used in high temperature working condition such as steel plant, it is used for handling hot steel plate, etc.
5. double girder overhead crane (YZ type)
this YZ type double girder overhead crane is higher level crane used in steel plant and foundry for hanlding liquid metal and hot metal.
6. double girder overhead crane with electric magnet (QC type)
QC type double girder overhead crane: its lifting device is electric magnet.
7. double girder overhead crane with two trolley (QE type)
QE type double girder overhead crane have two independent trolleys.
8. other specially used crane for industy.

we are China leading crane supplier, every year we produce about 6000units double girder overhead cranes.

Specifications :

Lifting Capacity : 700t

Span: 4.5m to 37.5m

Lift height: 3m to 60 m

Working duty: A3(M3), A4(M4),A5(M5), A6(M6), A7(M7).

CE, TUV, GOST certificate, Top quality

Common working conditions:

1. Working temperature: -25-+45 degree

2. Work moisture: <85%

3. Flammable,explosive and corrosive gas are forbidden in the work environment, there will be special used crane for these environment.

common double girder overhead crane

Common configuration:

1.control methods: Pendant control or remote control cabin control, Or Driver's room.

2. drive units: motor+gear box+brake

3. safety device: overload limit, travel limit, overspeed limt, etc.

4. Shrouded DSL system for trolley power feeding

5. Electric control box: standard is CHINT electric, Schneider-electric is for choose .

overhead travelling crane

Features & advantages:

· 1. Reasonable structure, light dead weight

· 2. Favorable performance, accurate and smooth lifting.

· 3. Safe and reliable traveling

· 4. Low noise, easy operation,

· 5. Convenient maintenance, high exchangeability for parts and components

· 6. Main girder: box-shaped girder .

overhead travelling Cranepictures:

capacity: 500/100ton

capacity: 350/75ton

capacity: 400/100ton

Capacity: 700/200 ton

capacity: 900 ton

hook process

drum process:

Manufacturing and Testing equipment:

Key parts for double girder overhead crane: High quality parts make the crane top quality !!!

After-sale service:

1. One year warranty for whole machines.

2. Low charge for continue maintenance when warranty is expired.

3. Exclusive support engineer.

4. Low price provide for spare parts.

About Us:

China Leading Cranes and Hoists Supplier, China Top Brand

4200 employee and 680,000 square meters factory

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