三一重工 STC500E5

50t main hook block, 11 tons full counterweight, 13m fixed extension jib, LMI load moment indicator, anti-tipping safety alarm system, air-conditioned operator cabin, full maintenance tool box, spare tire, outrigger support pads

For sale well-maintained Sany STC500E 50-ton full hydraulic truck crane, mature classic model of Sany, widely recognized by global construction contractors, municipal engineering teams and equipment rental fleets. This 50t mobile crane is equipped with 43m five-section high-strength U-shaped main boom, matched with 13m detachable fixed auxiliary jib, the maximum lifting height reaches 56 meters, stable lifting performance under full working radius. Equipped with 7m wide outrigger span and 11 tons standard full counterweight, the whole machine has excellent anti-overturn stability during heavy load operation. Intelligent LMI load moment monitoring system with real-time overload alarm effectively avoids safety risks. Powered by reliable Weichai/Yuchai turbocharged diesel engine, low fuel consumption and low failure rate, matched with synchronized manual transmission, stable driving performance for long-distance transition between construction sites. The special 4-axle crane chassis adopts thickened high-strength frame, strong torsion resistance, suitable for mountain roads, construction site muddy roads and various complex road conditions. Adopts Sany self-developed load-sensing double-pump intelligent hydraulic system, independent control of luffing, boom extension and lifting compound actions, smooth operation and sensitive response. The main winch has fast lifting and retracting speed, greatly improving work efficiency for high-rise building installation, bridge component hoisting and factory equipment handling. Spacious ergonomic driving cabin is equipped with automatic air conditioning, large digital integrated display, full-view reversing camera and shock-absorbing adjustable driver seat, effectively reducing fatigue during long-hour continuous operation. All hydraulic cylinders, pipelines, control valves and wiring harnesses are original factory parts without overhaul or replacement. The machine retains complete original Sany yellow-red paint, no crash damage, no repair welding traces on key stress-bearing parts, and no oil leakage at all hydraulic joints. Complete factory maintenance records can be provided for customers to check during on-site inspection. We support customers to come to our yard in Anyang for free test run and machine inspection. Complete set of export customs clearance documents will be provided for customs clearance in destination country. Real machine photos, lifting test videos and load curve data can be sent to you immediately via WhatsApp.