*A crane that requires a high capacity, wide span, or high lifting height will benefit from a double girder design. Our ranges of double girder overhead travelling cranes extend up to 30t capacity and 30m span. We also degign and manufacture the nonstandard crane according user's demanding.

30 ton 50 ton double girder overhead crane

overhead crane description

QD 30 ton 50 ton double girder overhead crane is composed of box type bridge frame,lifting trolley, crane traveling mechanism, and electrical system. Double girder cranes can be either top running or under running in design. A top running double girder bridge crane will provide the most overhead room, as well as the greatest hook height.

Application

30 ton 50 ton double girder overhead crane are recommended for heavy-duty applications where the crane has to handle heavier capacities and longer spans. It is widely used in workshop,warehouse and yard to lift the materials.

Features and Advantages

1. Heavy Duty and High Efficient;

2. Long Life Span: 30-50years;

3. Easy for Installation and maintenance;

4. Reasonable structure and strong rigidity;

5. The speed can be frequency inverter speed control;

6. Control method is cabin control or remote control;

7. Depending on lifting cargo, crane can be equipped with hanging beam magnet or magnet chuck or Grab or C hook;

8. Crane is equipped with all moving limit switch, loading limit and other standard safety devices, to promise crane work safe

Safety Devices

✔ Weight overload protective device
✔ Top quality polyurethane buffer
✔ Crane traveling limit switch and lifting limit switch
✔ Low voltage protection function
✔ Emergency stop system

Technical Data Sheet

Schematic drawing

Attention!!!

When ordering, the technical requirements such as the highest and lowest temperature of the working environment and the type of power supply should be indicated. The overload limiter, large screen display and various protection devices are added to further increase the safety during use.

Inquiry notice ! ! !

If you want to inquire about our 30 ton 50 ton double girder overhead crane, please confirm with us the details as below. Then we will quote you a suitable price more quickly.

1. Lift capacity?
2. Span?
3. Lift height?
4. Power supply in your local?
5. Nearest port?
6. What kind of goods will this crane lift?

Main Girder 1.with strong box type and standard camber 2.there will have reinforcement plate inside the main girder	Crane Hook 1. For lifting steel scrap ,billet&slab. high speed wire&coiled bar, bundled rebar&profiled steel, rebar &steel pipe 2.capacity:3.2-32t	Crane End Beam 1.uses rectangular tube manufacturing module 2.buffer motor drive 3.with roller bearings ancpermanent iubrication
Crane Trolley 1.high working duty hoist mechanism 2.working duty:A3-A8 3.capacity:3.2-32t	Remote Controller 1.apollo,HBC,WICONTEK.telecrane 2.2/4/6/8/10/12keys for choosing 3.voltage:as required	Crane Cabin 1.close and open type 2.air-conditioning pravided 3.interlocked circuit breaker provided

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Our Advantages

Dowell Crane Co., Ltd is a China-leading company in crane manufacture and crane trading business. We serve a broad range of customers from all over the world, providing a complete set of advanced lifting projects, including Gantry crane, Bridge crane, Portal crane,
Beam launcher, Electric winch, Lifting platform and so on. Dowell crane is sticking to the global optimal procurement of raw materials and parts to make innovations in technical details of electric control and mechanical transmission,etc.We continue the wide and deep cooperation with the well-known transnational enterprises such as Simens and Sew in Germany, Schneider in France and ABB in Switzerland, etc.

Company Strength

Dowell Crane Co., Ltd is a China-leading group of crane businesses which was founded in 1955, Only one company has 60years manufacture experience. And serving a broad range of customers all over the world to provide a complete set of advanced lifting project, including Gantry crane, Bridge crane, Jib crane, Accessory. Our clients include manufacturing and process industries, shipyards, ports and so on. Regardless of your lifting needs, dowellcrane Machinery Group is committed to providing you with lifting equipment and services that increase the effectiveness and value of your business.

a). Dowell Crane Co., Ltd have already obtained the CCC,CE,BV,SGS,ISO OHSAS certification's and have won over 60 honors.

b). China's leading mechanical research and design institute and famous university provides advanced technical support for us.

c). Serviced for more than 5000 companies, and the products popular in more than 40 countries.

d). Through decades of unremitting efforts, now, Dowell Crane Co., Ltd covers an area of 180,000 square meters and over 380 sets of advanced equipments. Management staff reach to 860, and our worker have more than 10000.

Packing & Delivery terms:

1. Hoist and electric parts will be packed by plywood crate, for avoiding the demage from goods crash and impact during the delivery.

2. Girders and other main parts will be packed by plastic woven cloth, for preventing rust from soppy condition during the transportation.

3. Only the best transport solution will be taken for saving your cost uttermost on finance, security and time.