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                    Spiral Pipe Product Line Send Enquiry

                    E-mail:[email protected]


                    Spiral welded pipe unit is to put the low carbon structural steel and low alloy steel strip rolled tube billet according to certain forming Angle, then the spiral seam pipe welding with submerged arc welding machine to form of steel pipe. Its advantage is narrow strip steel are available in the production of large diameter steel pipe.

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                    上海时时乐开奖号码9月7日
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