by Bob Dunlap
AGI Instructor and Master Gunsmith
In this video, Bob takes us to the classroom to discuss metallurgy, in particular, the types of steel used in firearms manufacture. He talks about the procedure you use to determine the type of steel you are working with as well as proper hardening techniques for each type of metal. He also discusses the difference between carbon steels and stainless steels and the benefits and drawbacks of each when they are used in guns.
If you are interested in learning more about heat treating steels CLICK HERE to view AGI’s comprehensive course on the subject. Every gunsmith needs to know how to treat metals to make or modify parts for use. In this instruction Bob Dunlap teaches you how to work with medium and high carbon steels commonly found in gun parts today. Annealing, drawing back and spot hardening are all covered, and the uses of each technique explained. This clear, and simple course is standard, basic knowledge that you will find is used daily in the gun shop.