三一重工 STC 800

### SANY STC800 Specifications - **Max. Rated Lifting Capacity**: 80 t (at 3 m radius, 75% rating, outriggers fully extended) - **Boom**: 5-section U-shaped, 12.96–50 m (min.–max. length); full extension/retraction time: 140/160 s - **Max. Lifting Height**: 67.5 m (main boom + jib) - **Jib**: 17.5 m (standard); max. jib length option: 16 m - **Outrigger Span (Transverse × Longitudinal)**: 8 × 6.43 m - **Counterweight**: 3.15 t fixed + 4.7 t removable (standard); total 15.65 t - **Engine**: Cummins diesel, 276 kW/1900 rpm, 1800 N·m/1000–1400 rpm; Euro III emission - **Travel**: 8×4 drive; max. speed: 80 km/h; max. gradient: 44%; fuel consumption ≤44 L/100 km - **Dimensions (Transport/Overall)**: Length 15290 mm × Width 2800 mm × Height 3880 mm; Total weight: 50000 kg - **Axle Load**: 1st & 2nd axle: 24000 kg; 3rd & 4th axle: 26000 kg - **Working Speed**: Main/aux. hoist single-line no-load speed: 130 m/min; slewing speed: 0–1.8 r/min; boom full raising/lowering time: 65/90 s - **Max. Lifting Torque**: Min. boom length: 3293 kN·m; Max. boom length: 1803 kN·m - **Min. Turning Radius**: 12 m; Turntable slewing radius: 4.385 m - **Approach/Departure Angle**: ≥10° / ≥14°