Foldable Knuckle Boom Crane

OUCO certifications

OUCO foldable knuckle boom cranes combine maneuverability and power necessary for all sorts of marine and offshore applications.

Foldable knuckle boom cranes can be folded into a compact piece of equipment to save space onboard various ship types and offshore units. In its unfolded state, the folding boom crane can have different boom lengths and lifting capacities from 1t to 150t.

OUCO quality inspection staff will test and certify your folding boom cranes according to all regulations. You can be sure of the performance and safety of our cranes.

Why Choose OUCO Folding Boom Crane?

OUCO is a prime foldable knuckle boom crane manufacturer in China. We have ABS, CCS, DNV (GL), RMRS, NK, Rina, KR, CE, ISO, and SGS certifications.

Our equipment is in demand all over the world.

If you need excellent folding boom cranes, OUCO is your one-stop solution.

Foldable Knuckle Boom Crane

Why Do You Need Folding Boom Cranes?

It’s time to buy an OUCO folding boom crane. Imagine, with Our folding boom crane, you can solve most handling problems in complex environments. Our folding boom crane boasts a foldable and knuckle boom design, with a larger working radius and integrated slewing, extending, foldable, lifting, and luffing functions.

It’s versatile, lightweight and mobile, making it easy to install and widely used in various industries. Contact us today to learn more about how our folding boom cranes can meet your specific needs.

5T6M foldable Knuckle boom crane
1t10m foldable Knuckle boom crane

Looking For a Quick Delivery of Folding Boom Crane?

While most of our cranes are custom-made, we also offer two standard products: the OUCO-1T10M-KTB and OUCO-0.6T8M-KTB. If you need a quick delivery, we have them in stock and ready to go.

These cranes can also be partially customized, with various options available to meet your needs. This allows for reduced production and lead times compared to fully custom products.

Latest Finished Foldable Knuckle Boom Crane

0.6T8M Folding and Knuckle Boom Crane

OUCO-0.6T8M-KTB crane, application in mussel farms, fishery and salvage, working radius 3-8m, lifting speed 0-12m/min, hoisting height 20m.

1t10m foldable knuckle boom crane

OUCO-1.5T12M-KTB crane, working radius 3-12m, lifting speed 0-12m/min, corrosion protection, reasonable design and high standard of manufacture ensure that it is suitable for crane man basket.

1t10m foldable knuckle boom marine crane

Our OUCO-1T10M-KTB crane is one of our best-selling models and has been favored by a large number of customers. It is safe and flexible in operation, versatile and durable.

0.5T10m Foldable Knuckle Boom Crane

OUCO-1.5T10M-KTB crane, working radius 3m-15m, hoisting speed 0-10m/min, hoisting height 20m. It occupies less space on the deck of the ship, with ABS certification.

2.5t22m Foldable knuckle boom crane

OUCO-2.5T22M-KTB crane, with 2.5T22M and 5T11M two lifting points, with CCS certification, for offshore activities near Singapore, three months delivery time.

5t20m foldable knuckle boom crane

OUCO-5T20M-KTB crane, working radius 2.5m-20m, lifting speed 0-10m, lifting height up to 30m, comfortable cab, customized with various features and additional options.

OUCO-0.5T7.7M-KTB Crane, foldable and extendable boom, working radius 2-7.7m, hoisting speed 0-12m/min, dead weight 1300kg, CCS certified.

OUCO-3T12M-KTB Crane, foldable and articulated boom design, working radius 2.5m-12m, hoisting speed 0-12m/min, IR Class certified.

OUCO-5.6T16.35M-KTB Crane, working radius 3m-16.35m, hoist speed 0-12m/min, offboard lifting, sea state level 3, ABS certified.

KTB marine crane manufacturer process

OUCO Delivers Two 0.8t7m KTB Cranes to China Merchants Heavy Industry!


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Two 3T12M Knuckle Boom Telescopic Cranes Shipped to India Shipyard!


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What is a Foldable Knuckle Boom Crane?

A foldable knuckle boom crane is a type of crane that makes full use.

That has durable strength and extended flexibility in loading and unloading various cargo, tools, and equipment.

They have a higher strength and outreaching flexibility, where it ultimately accomplishes the entire lifting activities.

Even in limited Jobsite areas and spaces.

Foldable Knuckle Boom Crane: Small footprint
Foldable Knuckle Boom Crane: Small footprint
What are the Applications of Foldable Knuckle Boom Crane?

A foldable knuckle boom crane is easy to fit in different marine vessels.

In consequence, this is also suitable for the following marine applications:

  • Workboats
  • Service vessels
  • Cruise vessels
  • Smaller fish farming vessels
  • Big fish farming vessels

Foldable Knuckle Boom Crane on the ship

What are the Features of Foldable Knuckle Boom Crane?

Foldable knuckle boom crane consists of features that make it highly ideal in any lifting and uplifting assignments:

  • Corrosion protection
  • Integrated with high hydraulic power pack
  • High strengthen cranes
  • It perfectly suits different types of marine vessels.
  • High-efficiency 
  • It has an interrupted slewing system.
Foldable Knuckle Boom Crane vs. Stiff Knuckle Boom Crane - What is the Difference?

Foldable Knuckle Boom Crane

The foldable knuckle boom crane, the most muscular compact structure, is perfect for heavier lifting and uplifting.

Due to its excellent mobility, high strength, and consistency. 

Stiff Knuckle Boom Crane

On the other hand, stiff knuckle boom cranes use a hydraulic winch to raise and down the object.

They have a steel arm crane that can lift straight up and down and place more loads in certain places. 

What are the Benefits of Foldable Knuckle Boom Crane?

Below are the visible benefits of using a foldable knuckle boom crane for your loading and unloading activities:

  • Easier for loading and unloading property
  • Higher level of mobility
  • Long-life surface services
  • Can operate whether on low or high temperature
  • Safety enough in any lifting movements
  • It only consumes low power energy
  • Comprises with safety devices and alarms

Customer Reviews

star star star star star 5/5
6 Review(s)
star star star star star
Le grufunzionano in modo efficiente.
By Ahmed on 2021-12-01
Le grufunzionano in modo efficiente.
star star star star star
The crane ibought ,arrivedsuper fast and works very well.
By Mario on 2021-11-16
The crane ibought ,arrived super fast and works very well.
star star star star star
Already bought 2 sets flodable knuckle boom crane
By Ahmed on 2021-10-05
Already bought 2 sets flodable knuckle boom crane, thinking of buying more for sale in the market, it's just fantastic, recommended
star star star star star
Très bon produit de grue marine je le recommande
By Mitali on 2021-09-12
Très bon produit de grue marine je le recommande
star star star star star
By Wayudi on 2020-08-13
star star star star star
La grúaestámuy bien diseñada
By Luis on 2020-07-16
La grúaestámuy bien diseñada, cumple con los requisitos de trabajo de las condiciones del mar y tiene un alto factor de seguridad.
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