I tried to convert 'polygon edge to curve', but it didn't work out since the curve mesh that came out after used 'extrude curve' on it, was too big and twisted for my chair scope shape...
but i got...

hello everyone!
i'm trying to figure out how to do this: i made a chair poligon. now in reality this chair has a metal strip that goes around its scope. i'm trying to make it in maya by using nurbs...