Hi Maha,
No disrespect, but why would you even need to contemplate using the 'Flex Feature' to create this part?
Dave.
It is a very good question. I wish to do this for very small portion of a model. It is a forum question. I try to solve every problem part by part.
Stamped Sheet Metal as a Cylinder
Hello Maha,.. it would work using a Deform, Curve to curve. (image attached)