Getting the Most Out of Heat Treating S7 Tool Steel
If you've ever worked with shock-resistant alloys, you know that heat treating S7 tool steel is basically where the magic happens—or where things go sideways if you aren't careful. It's one of those materials that is incredibly rewarding because of its "superpower" (extreme toughness), but you have to respect the process. S7 is famous for being able to take a massive hit without shattering, which is why it's the go-to for jackhammer bits, heavy-duty punches, and concrete breakers. But if you mess up the oven cycles, you might end up with something that's either too soft to hold an edge or so brittle it flies apart like glass. ...