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<title><![CDATA[EC21 Product Catalogs - spiral rollers]]></title>
<link><![CDATA[https://www.ec21.com/ec-market/spiral_rollers--2842/1/spiral rollers.html]]></link><item>
<title><![CDATA[Factory Directly Supply Hot Rolled Welded Galvanized Drip Irrigation Pipe with Low Price]]></title><link><![CDATA[https://alan3218.en.ec21.com/Factory_Directly_Supply_Hot_Rolled--10961535_10962134.html]]></link><description><![CDATA[rollers join the pipe edges to create the forged weld.
Spiral welding
Spiral welding and double submerged arc welding use more conventional welding techniques and the addition of weld material to for]]></description><pubDate><![CDATA[20190529]]></pubDate></item>
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<title><![CDATA[High Frenquency Welded Steel Pipe Production Line]]></title><link><![CDATA[https://txhmachine.en.ec21.com/High_Frenquency_Welded_Steel_Pipe--11854146_11875619.html]]></link><description><![CDATA[rollers and formed into a cylindrical shape in the forming mill. Next, the edges of the steel strip are heated using high-frequency induction to facilitate welding. The heated edges are pressed toget]]></description><pubDate><![CDATA[20231214]]></pubDate></item>

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