徐工 QY 50 B

### XCMG QY50B Truck Crane – Technical Specifications #### 1. Basic Parameters - **Brand**: XCMG - **Model**: QY50B - **Type**: Truck-mounted telescopic crane - **Max Rated Lifting Capacity**: **50 t @ 3 m radius** - **Operating Weight**: **42,000 kg** - **Counterweight**: **14,000 kg** #### 2. Boom System - **Main Boom Length**: **11.56 m – 42.58 m** (5 sections) - **Jib Length**: **15 m** (optional) - **Max Lifting Height (Main Boom)**: **41.5 m** - **Max Lifting Height (Main + Jib)**: **55.8 m** - **Max Working Radius**: **32 m** - **Swing Speed**: **2 rpm** #### 3. Engine - **Model**: **WD615.338** (or WD615.334) - **Type**: 6-cylinder, water-cooled, turbocharged diesel - **Rated Power**: **247 kW / 335 HP @ 2,200 rpm** - **Emission Standard**: Euro 3 / China National III #### 4. Dimensions (mm) - **Transport Length**: **13,270** - **Transport Width**: **2,750** - **Transport Height**: **3,300** - **Outrigger Span (L×R)**: **5.45 m × 6.0 m** #### 5. Performance - **Max Travel Speed**: **80 km/h** - **Max Gradeability**: **35%** - **Min Turning Radius**: **12 m** - **Main Hoist Speed**: **110 m/min**