2t Max Lifting Moment 4 Ton M Supply Ship Bulk Cargo Barge Lifting Hydraulic Foldable Marine Knuckle Boom Crane

• After-sales Service: All Service
• Operation Form: Cabin
• Warranty: 12
• Certification: CE
• Condition: New
• Transport Package: Cover
• Model NO.: Relong
• Specification: container
• Trademark: Relong
• Origin: China
• Production Capacity: 1000

Product Description

Hydraulic Boat Lifting Knuckle Boom Marine Crane

1. Production description:
 

Relong deck knuckle boom cranes also applications move extremely heavy loads while the compact fold-down position leaves more room on deck. The improved level of control makes the knuckle boom crane ideal for offshore lifting operations.
Thanks to their outstanding flexibility in radius, our knuckle boom cranes make it easy and safe to load and unload vessels and handle different materials.
Relong cranes are a preferred solution for heavy lifting of provision, service equipment, or container and cargo handling.

2. Features: 

--- Four connected bar mechanisms: Higher lifting capacity with.

---  Two folding arms: Can tit upward(negative elevation angle)&enter lower space for lifting.

---  The second section knuckle boom: Cylinder with the reverse arrangement and adopt the flange connection balance value with higher reliability to reduce the leakage point.

---  Rack cylinder: Adopted inclined arrangement, the boom in folding state to make full use of space, compact overall structure.lower center of gravity and vehicle driving stability.

3. Technical Parameters & Selections:

 The parameters are just for reference. We will provide the machine according to your requirement.

	Max L Capacity	Max L Moment	Recommend Power	Hydraulic Flow	Hydraulic Pressure	Oil Tank Capaticy	Installation Space	Self Weight	Rotation Angle
	Kg	TON.m	KW	L/min	MPa	L	mm	Kg	°
SQ1ZA2	1000	2.2	7.5	15	18	25	550	500	330
SQ2ZA2	2000	4.2	9	20	20	25	680	620	370
SQ3.2ZA2	3200	6.8	14	25	25	60	850	1150	400
SQ4ZA2	4000	8.4	14	25	26	60	850	1250	400
SQ5ZA2	5000	10.5	22	35	28	100	1050	1850	400
SQ6.3ZA2	6300	13	22	35	28	100	1050	2050	400
SQ6.3ZA3	6300	13	22	35	28	100	1050	2200	400
SQ8ZA3	8000	16	25	40	28	160	1150	2850	390
SQ10ZA3	10000	20	25	40	28	160	1200	3250	380
SQ12ZA3	12000	27	30	55	28	160	1400	3950	360
SQ16ZA3	16000	40	37	63	30	240	1500	4950	360
SQ16ZA4	16000	40	37	63	30	240	1500	5140	360
SQ20ZA4	20000	45	37	63	30	260	1500	6300	360
SQ25ZA6	25000	62.5	50	80	31.5	320	1500	7850	360

4. Application scenario:

On land
Marine Vessels
Dredger
Workboat
Multifunction dredger

 

 5. Company profile :                                                    

Qingdao Relong Technology specializes in producing truck-mounted cranes integrating design, manufacturing, and sale. The factory building covers an area of 10,000-plus square meters. The top-seller products of the company are SQ1-8Q25 0.8-25 ton series truck cranes, with knuckle boom and telescopic boom besides the main products above, we also provide other crane-related products like track cranes, marine cranes and timber cranes, and some other deformed products.
We have a first-class technical research and development team, strong technical innovation and product development capabilities, highlights the product development philosophy of "safety, pro-environment, fashion. Leading", builds the product R&D platform which is marked by a three-dimensional design system, mechanical analysis system with independent knowledge products and modular expert database. Firmly occupy the commanding height of the product technology. to lead the industry development trend, and promote the healthy and sustainable development of the industry.
As the manufacturer, hope we can offer a competitive price and good quality to you.

6. Certificate:
 

 

7.Happy visiting time with customers:

 

 

8. FAQ:

How long is the delivery time of your equipment?
--Within 15-20 days after receiving the deposit.
2. How to install the machine?
--If need seller's installation help, the seller will send one (1) technologist to Your workplace to conduct installation and
train 3-5 workers to operate the machine, buyer shall arrange for at least 3-5 workers to work with the engineers.
3. How long is the equipment warranty period?
-- We provide a 12-month warranty.