推荐用于切割铝管，青铜管，铜管，镀锌管，软钢管和硬钢管，包括不锈钢管，还有其它的材料以缓慢地速度切割。
Recommended for cutting aluminum pipe, bronze pipe, brass pipe, copper pipe, galvanized pipe, mild steel and tougher steels including stainless pipe, plus other problem material at slow speed.
介绍了螺旋焊管生产中对头焊带钢的硬弯现象发生原因，对钢管质量的危害及防止措施。
The discussion involves such aspects as the cause of strip folding occurring in butt-welding process of spiral weld pipe, negative influence by such failure on pipe quality and preventive actions.
目前常用的地埋管有钢管、钢筋混凝土管、PVC硬塑料管，这些管道的成本都较高，且施工难度大。
At present, the common underground pipelines are steel tube, reinforced concrete pipe, and PVC hard plastic tube. The cost of them is much high and it is also difficult to lay out.
应用推荐