The numerical control（NC） large diameter spiral welded pipe complete equipment makes the technologies of hot-rolled wide,uncoiling of thick coil,flattening technique and weld combined together.It can process the high-strength,wide and thick materials to l%数控大口径螺旋焊管成套设备可使热轧宽、厚卷板的开卷、矫平技术与双面埋弧螺旋焊接技术相结合,将高强度、宽厚材料加工成大口径螺旋焊管,该设备的使用解决了目前生产中的难题。
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