性能特点：
| 技术参数 Technical parameter | DWB38 | DWB50 | DWB63 | DWB75 | DWB80 | DWB100 | DWB114 | DWB133 |
| 最大弯管能力mm Biggest elbow picec ability | φ38×2 | φ50×2 | φ63×2 | φ75×2 | φ80×2 | φ100×3 | φ114×8 | φ133×8 |
| 最大弯曲半径mm Most greatly bevelling radius | 200 | 250 | 250 | 300 | 300 | 300 | 450 | 600 |
| 最小弯曲半径mm Smallest bevelling radius | 1.5D | 1.5D | 1.5D | 2D | 2D | 2D | 2D | 2D |
| 最大弯曲角度 Most greatly curving angle | 190° | 190° | 190° | 190° | 190° | 190° | 190° | 190° |
| 弯曲速度/sec Curving speed | 45° | 40° | 35° | 25° | 25° | 25° | 10° | 10° |
| 系统最大压力Mpa System most tremendous pressure | 12 | 12 | 12 | 14 | 14 | 14 | 14 | 14 |
| 油泵排量L/min Oil pump displacement | 17 | 19 | 21 | 28 | 28 | 28 | 40 | 45 |
| 电机功率kw Electrical machinery power | 4 | 5.5 | 7.5 | 7.5 | 7.5 | 11 | 22 | 22 |
| 机电重量kg Mechanical and electrical weight | 800 | 1200 | 1500 | 2500 | 2700 | 3000 | 8200 | 9000 |
| 机电体积cm3 Mechanical and electrical volume | 260×65×125 | 295×80×125 | 305×80×125 | 385×96×140 | 400×82×140 | 426×96×140 | 600×150×140 | 620×150×140 |