Thank you for your reply, that should help a lot with my research and experimental design. I do want to permanently deform the metal, so your suggestion about the yield point was very helpful.
High school student here
I am designing an experiment to test the effect of temperature on the torque required to twist a piece of metal, and need some advice on where to start researching. What I need help with is A) finding a table of the torque required to twist steel when cold, and B)...