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SQ20S
SKPL-LIFT
It features a heavy-duty fixed straight boom with a multi-section telescopic arm, providing direct power transmission, high structural efficiency, and superior load stability compared with foldable booms.
Constructed from ultra-high-strength alloy steel (Q690/Q700), the boom offers excellent bending, torsion, and fatigue resistance. Smooth lifting under 20-ton loads ensures reliable performance for continuous, high-frequency operations.
The crane’s heavy-duty hydraulic system delivers precise, responsive control. With a clear layout and easy maintenance access, it fits large commercial or specialized engineering chassis, combining safety, efficiency, and cost-effectiveness.
Product Advantage
Stable heavy-duty structure: Integrated box-type straight boom minimizes hinges, enhances rigidity, and reduces sway, ideal for high, long-reach, or off-center lifts.
Efficient lifting: Direct power transmission speeds up lifting and telescoping by 25%–30%, shortening single-lift cycles.
Energy-saving: Fewer hydraulic circuits and cylinders reduce oil consumption by 15%–20%, lowering engine load and heat for long-duration operation.
High reliability: Heavy-duty hydraulic components and fatigue-tested parts ensure performance in mining, ports, wind power, and large infrastructure, reducing unplanned downtime.
Easy maintenance: Centralized service points and standardized parts simplify upkeep, lowering lifecycle costs.
Wide application: Customizable for different heavy-duty chassis and attachments; ideal for construction, municipal projects, ports, mining, energy, and heavy equipment installation.
Technical Parameters

Technical Parameter | |
Installation space | 1400 mm |
Model name | SQ20SB4 |
Max.Lifting Capacity | 20000 Kg |
Max.Lifting Moment | 50 Ton.m |
Hydraulic System Pressure | 28 Mpa |
Hydraulic System Flow | 120 L /min |
Slewing Angle | 360°FR |
Reconmmend Power | 55 Kw |
Oil Tank Capacity | 240 L |
Crane Self Weight | 9600 Kg |
Application Scenarios of SKPL-LIFT 20 Ton Telescopic Boom Truck Mounted Crane
Large-scale construction & infrastructure
Ideal for bridge construction, heavy prefabricated beams, large steel structures, and municipal projects, maintaining stability and precise control under long-reach and heavy-load conditions.
Mining & resource development
Suitable for transporting mining equipment, installing crushing stations, and heavy machinery maintenance, demonstrating high reliability on rough terrain and in demanding environments.
Ports & heavy logistics
Efficient for handling heavy equipment and materials at ports and large logistics hubs, reducing unloading time and improving heavy-load turnover efficiency.
Wind power & energy projects
Capable of installing and maintaining wind tower sections, nacelles, and large energy equipment, meeting high-altitude, heavy-load, and precise positioning requirements.
FAQ
Are you a factory or a trading company?
We are an integrated factory and trading company, providing long-term technical and after-sales support. SKPL-LIFT offers one-stop procurement and technical solutions to ensure smooth operation of your projects. You are welcome to visit our factory.
What are the core advantages compared to same-tonnage knuckle boom truck cranes?
The 20-ton straight boom crane features a more direct load path and higher overall rigidity. Under heavy-load and long-reach conditions, it exhibits less swing, lower energy consumption, and a reduced failure rate, making it ideal for long-term, high-intensity operations and large-scale projects.
What are the chassis requirements?
This model can be mounted on various heavy-duty commercial trucks or engineering chassis, including 8×4 and 10×4 configurations. The specific chassis selection will be confirmed based on lifting performance, installation space, and local road regulations.
How long do you provide after-sales support?
We provide lifelong online technical support, a 1-year product warranty, and paid extended warranty options.
How reliable is the equipment under high-intensity operation?
The crane is designed to super heavy-duty standards, with key structural components and the hydraulic system validated for heavy-load fatigue. It maintains stable performance under continuous, high-frequency operations in harsh environments such as mines and ports.