Originally Posted by The Knave
Steel yes, bend back.
Alu, not. Simple.
Nature of the latticing? (sp) of the metals structure, steel is a grain, alu more a lattice like crystal -cracks when flexed.
Steel can be bent\flexed. Alu suffers under this =metal fatique.
I second Mr. You...who
are you, and WTH are you talking about? Why can't you write in even half-complete sentences? Reads like you've just come down from another star system or something.
I hereby declare this thread useless.