News
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Difference Between Spiral Welded Pipe and Straight Welded Pipe
The main difference between the two welded pipes of spiral welded pipe and straight welded pipe is the difference in welding form. Spiral welded pipe is a low carbon carbon structural steel or a low alloy structural steel strip rolled into a tube blank with a certain helix angle (also called form...Read more -
The Development of ERW steel Pipe
High frequency straight seam welded pipe (ERW) is the hot rolled coil plate formed by the forming machine, using the skin effect and proximity effect of high frequency current to heat and melt the edge of the tube blank, and pressure welding under the action of the squeeze roller To achieve produ...Read more -
ERW32 Tube Mill Has Been Assembled, It Will Be Shipping To Argentina
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