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. ...
High pressure fuel injection tube
Withstand high pressure: The oil drawing process makes the surface smooth which can improve its pressure bearing ability...
Common rail tube
Developed based upon normal fuel injection tube, and increase the surface and mechanical condition to fit the common rail tube requirements....
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...