THE PEFORMANCE ON CRANE MODEL NO SQ400ZB4
| Model # | SQ400ZB4 /knuckle crane 20 ton at 2 m |
| Max Lifting Moment | 400 Kn.m |
| Max Lifting Capacity | 20000/2.0 |
| 8800/4.45 | |
| 6300/6.15 | |
| 4700/7.95 | |
| Max Lifting Height | 14.7m |
| Max Working Radius | 11.7m |
| Hydraulic extension boom No.s | 4 stages |
| Rotation Angle | 360º continuous |
| Rated Working Pressure | 28 Mpa |
| Oil Tank Capacity | 200L |
| Related Oil Flow | 80 L/min |
| Outrigger Span | 2330-7100mm |
| Outrigger | 4 ,Extension, Hydraulic operating. |
| Crane Weight | 5300kg |
| Installation Space | 1530mm |
| Swing Type | Planetary gear reduction |
| Safety Device | Load Indicator,Hydraulic Safety Valve,Counter Balance Valve,Automatic Swing Brake,Hook Safety Device |
| Options | ch,Aux.Boom,Remote control |
| Material | HG785 |