三一重工 STC 800 T5

The SANY STC800 series is an 80-ton class truck crane, designed for heavy-duty lifting tasks in urban construction and infrastructure projects. It balances high lifting performance, road mobility, and operational reliability, making it one of the most popular medium-to-large cranes in SANY’s product lineup. Core Specifications Maximum Rated Lifting Capacity: 80 tons (at minimum radius with base boom) Gross Vehicle Weight: 50,000 kg (50 tons, matching the on-board label) Boom Configuration: 5-section U-shaped telescopic boom, with a length range of 12.96 m (minimum) to 50–50.5 m (maximum) Maximum Lifting Height: Main boom only: 51 m Main boom + jib: Up to 78 m (depending on jib configuration) Counterweight: Standard 20.8 tons, with optional side counterweights for enhanced stability Maximum Lifting Moment: 3,293–3,469 kN·m (base boom) Outrigger Span: 8 m (transverse) × 6.43–6.53 m (longitudinal) Power System: Weichai/Yuchai diesel engine, rated power 276 kW (≈375 hp), compliant with China National Stage IV/VI non-road emission standards Travel Performance: Max speed 80–90 km/h, minimum turning radius 12 m Key Features High Strength & Lightweight Boom: The U-shaped boom is made of high-strength steel, delivering excellent load-bearing capacity while reducing self-weight for better fuel efficiency and mobility. Efficient Hydraulic System: Equipped with advanced hydraulic control technology, enabling smooth and precise boom extension, luffing, and hoisting operations, even under heavy loads. Stability & Safety: Full-span outriggers and optimized counterweight design ensure stable operation in various working conditions, with multiple safety interlocks to prevent overload and misoperation. Road Adaptability: The 5-axle chassis meets highway transportation regulations, allowing efficient transfer between job sites without disassembly, ideal for urban and suburban construction scenarios. Typical Applications Urban High-Rise Construction: Lifting steel beams, prefabricated components, and mechanical equipment for skyscrapers Infrastructure Projects: Bridge construction, tunnel equipment installation, and heavy machinery replacement Wind Power & Energy: Hoisting medium-sized wind turbine components and power plant equipment Emergency Rescue: Heavy-duty lifting in accident sites and disaster relief operations