Ramped stiffener and apparatus andmethod for forming the same

摘要: A die tool for forming a C-section component having radiused shoulders, the includes cylindrical inner and an outer central portion connected to opposing end flanges by respective concave portions. of is arranged be disposed between spaced apart therefrom define cavity corresponding desired cross-section formed. The convex portions have radius curvature that varies about circumference dies. dies are rotatable such where adjacent one another as rotated.