Question: We need to form a U-shape with two bends, each with a 1-in. radius in 0.0478-in.-thick mild steel (see Figure 1). The two sides of the U have an outside dimension of 18.048 in., and the ...

Editor’s Note: CAD files associated with this column can be downloaded here. Sheet metal in the CAD modeling world implies that coining or bending a flat workpiece is part of the process to fabricate ...