Copper Hardening

5:48
Copper- Work Hardening and how to Soften/Anneal it

9:58
Annealing Brass Instruments: Brass can be Hard or Soft

10:06
How Strong Are Metals? Explosion + BROKEN WINDOW! Hydraulic Press Test

5:57
Edged Copper Leaf

3:41
Copper Annealing - 3 Steps

18:30
Properties and Grain Structure

4:26
Copper Annealing

15:25