That's not exactly the type of 'sheet metal' part that the NX Sheet Metal module was designed to address. However, if you're going to be making a crap-load of these things, you may want to look at our Progressive Die Design module:
For the most part I'd be satisfied with a flat pattern, even if it was just wirefrane. the system doesn't seem to be able to unfold dents or the wall corners.
I will look into the progressive die module