How to convert solid part into sheetmetal.

I want to create the pipe elbow which i have created solid part i want it to convert in sheetmetal.But when i am trying to insert bend it say "non linear edge is invalid"
I am not able to select the edge of cylinder.

1 Answer

You cannot convert a pipe elbow into sheet metal in SolidWorks. The software does not have the capability to create a flat-pattern out of that geomtery.