| Technical data of STRAIGHTENING MACHINE1.Max yield limit oft the tube blank:510 MPa2.Outer diameter of tube blank:133-385 mm3.Max. wall thickness of tube blank:4-25 mm4.Straightening speed:6-30 m/min5.Max travel of upper roller:310 mm6.Adjusting range of lower roller(hand operated):0 ~ 20 mm7.Arranging pattern of Straightening rollers:2-2-2-1 Malposition8.Lineraity of Straightening pipe:1 mm / m 9.Min.length of steel tube:4000 mm10.Power driven lifting speed of upper roller:4.174 mm /S10.Straightening roller (handoperated):28.5-33 degree11.Spacing of straightening roller:1050 mm12.Throat diameter of Straightening roller:400 mm13.Length of Straightening roller:550 mm14.Main motor Power:75 KW/Pcs. | 
