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Cold drawn precision seamless steel tube
Tube is drawn by mandrel and oil for each process so that the outer and inner surface is very smooth without any burr. ...
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High pressure fuel injection tube
Withstand high pressure: The oil drawing process makes the surface smooth which can improve its pressure bearing ability...
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Common rail tube
Developed based upon normal fuel injection tube, and increase the surface and mechanical condition to fit the common rail tube requirements....
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Cold drawn welded tube
Drawing by oil to guarantee the surface clearness Before drawing,inner welded seams is deburred.No seam can be felt or seen for the finished products...