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1、Hot-Rolled Seamless Steel Pipe

1、Hot-Rolled Seamless Steel Pipe
company Baotou Great Resources International Trading Co., Ltd
Categories Steel Billets
Update2011-04-12
Original RegionChina
1、Hot-Rolled Seamless Steel Pipe
Hot-Rolled seamless steel pipe use the round billet, after cutting,become thebillet of one meter .By conveyor belt to the inside of the heating furnace with1200 centigrade degree. Then piercering and three-roll cross rolling, rolling orextrusion. After that the Sizing machine use the conical drill bit with thehigh-speed rotating perforated through into the billet to form a steel pipe

1、Hot-Rolled Seamless Steel Pipe on sale

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