Capable of lifting a massive 18,000 kg with a 40 t.m lifting moment, the SQZ400A.4 knuckle boom crane is engineered to manage oversized industrial components, structural steel, and dense precast concrete with absolute ease. Operators will experience the tangible stability of the boom as it effortlessly elevates critical materials, ensuring that demanding site requirements are met without structural hesitation. This immense capacity directly translates to accelerated project timelines and dependable daily operations.
Powered by a recommended 40 kW input, delivering 63 L/min flow at a maximum operating pressure of 30 MPa, the hydraulic infrastructure is built for endurance. The system guarantees fast, precise, and smooth load handling even under punishing heavy-duty workloads. The large 250L oil tank effectively dissipates heat, allowing the machinery to maintain a quiet, steady hum and stable fluid viscosity during continuous, long-shift operations, drastically reducing unexpected downtime.
The full slewing mechanism grants operators unrestricted 360-degree access around the vehicle, completely eliminating the frustrating need for frequent truck repositioning in confined spaces. Despite its immense power, the crane requires a remarkably compact 1700mm installation space, making it perfectly adaptable to a wide range of medium and heavy-duty truck chassis while strictly adhering to road travel regulations and maintaining center-of-gravity stability.
Utilizing highly resilient steel alloys and precision military-grade welding processes, the reinforced folding boom sections offer superior fatigue resistance and longevity. The tactile, anti-corrosion surface coating protects the structural integrity against harsh weather and abrasive environments. This meticulous fabrication outperforms standard alternatives, ensuring the equipment withstands years of rigorous mechanical stress.
Produced under strict ISO9001 quality management systems, every unit integrates essential safety mechanisms, including advanced overload protection and responsive hydraulic safety valves. This dedication to rigorous quality control guarantees consistency, operational safety, and absolute reliability when suspending multi-ton loads above active work zones.
Evaluating the precise technical capabilities of your lifting equipment is crucial for ensuring site safety and operational efficiency. The SQZ400A.4 truck-mounted crane is designed with precise tolerances to support rigorous industrial demands. Weighing 5,950 kg, the hydraulic crane unit itself provides a solid, grounded counterweight during complex maneuvers. The parameters detailed below highlight the exact specifications—from the 360° slewing angle to the 7,200 mm stabilizer spread—that empower procurement managers to verify compatibility with existing fleet assets and project requirements.
Maximun lifting weight | 18000Kg | Oil tank capacity | 250L |
Max lifting movement | 40 t.m | Slewing angle | 360° |
Recommended power | 40KW | Stabilizer spread | 7200±5mm |
Max operating pressure | 30MPa | Hydraulic crane weight | 5950kg |
Recommended hydraulic flow | 63 L/min | Installation space | 1700mm |
Indispensable for large-scale infrastructure, this crane excels at hoisting heavy steel girders, positioning precast bridge elements, and steadily lifting massive concrete modules into exact alignments, significantly minimizing manual labor risks on site.
When outfitting manufacturing facilities, the precise hydraulic control allows for the accurate positioning of large industrial equipment, sensitive machinery, and complex production line components without sudden jolts or spatial miscalculations.
Designed to thrive in bustling transit hubs, the equipment efficiently moves heavy shipping containers, bulk cargo, and raw industrial materials. The rapid deployment of the boom ensures that logistical bottlenecks are swiftly cleared.
As the energy sector expands, this crane provides the necessary muscle and reach for installing wind turbine components, heavy transformer units, and essential utility grid equipment in remote or challenging terrains.
Highly effective for road construction, bridge maintenance, and urban building material lifting, the compact footprint minimizes traffic disruption. Furthermore, its rapid setup makes it a reliable asset for lifting heavy debris during emergency rescue scenarios.
A: Yes, it is fundamentally engineered for superior endurance. It features strategically reinforced boom sections, thicker high-tensile steel, and advanced precision welding techniques. This results in significantly higher fatigue resistance, preventing micro-fractures and ensuring safer heavy lifting over a longer lifecycle.
A: Absolutely. The high-capacity hydraulic system, supported by a 250L oil reservoir, effectively manages thermal output. This maintains stable fluid dynamics and consistent mechanical performance, allowing operators to execute extended heavy-duty operations without the need for frequent cooling breaks.
A: The crane is highly adaptable to medium and heavy-duty trucks that meet the necessary structural, hydraulic, and payload stability requirements. With only a 1700mm installation space needed, it integrates smoothly. We provide detailed compatibility guidance to ensure compliant fleet integration.
A: We are committed to minimizing your total cost of ownership. Comprehensive global after-sales service, readily available spare parts, detailed daily lubrication guides, and expert technical assistance are continuously accessible to ensure your equipment remains operational and profitable.
A: The combination of a vibration-resistant structural design, optimized hydraulic flow (63 L/min), and integrated safety valves ensures absolute load stability. This precise handling reduces mechanical wear over time and eliminates the unpredictable load swaying often seen in lesser models.
