How can I tempur metal?

Question

My husband is trying to tempur a piece of metal and is wondering what the process is. He has an idea but details would be great.

Answer 1

to temper metal, you must heat the entire thing, and then cool it using oil(motor oil is easiest to use) let it cool completely before removing it from the oil.

Answer 2

Here is the step-by-step procedure.

http://www.ehow.com/how_2094362_temper-s...