Relong Factory: Leading Manufacturer of High-Quality Truck Knuckle Boom Cranes

The knuckle boom crane is a very efficient machine, mainly because it can load and unload itself. The reason knuckle boom crane is such widely used is its hydraulic component that enables this lifting machine to have the boom hinged in the middle to form a knuckle. This knuckle decreases the distance between the load and the crane, ensuring less motion of the load and increased control over it. Aside from this, there are many other benefits of the knuckle boom cranes. Versatility Although it is most efficient at moving job sites, the knuckle boom crane can be used in many different applications. The knuckle boom cranes can be used for lifting operations, but if matched with the right attachment, these machines can also perform moving and carrying operations. A crane that is able to perform these three types of operations can be called a versatile performer. Compact Storing Behind The Cabin The knuckle boom of these cranes takes up little space and has a compact folding nature, allowing the owners to make the most of the space. This means that the operators can store additional loads behind the operator cabin, which is not a case with the straight boom cranes. This benefit of the knuckle boom cranes is a big plus, especially for those who use a knuckle boom cranes for carrying operations.

Item	Max L Capacity	Max L Moment	Recommend Power	Hydraulic Flow	Hydraulic Pressure	Oil Tank Capacity	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

Remote Control

Hydraulic Joystick

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