| HEAT TREATMENTS | TECHNOLOGY | MATERIALS |
|---|---|---|
| HARDENING AND TEMPERING | VACUUM | TOOL STEEL, HIGH SPEED STEEL |
| TEMPERING | CONTROLLED ATMOSPHERE | TOOL STEEL, HIGH SPEED STEEL |
| LOW ANNEALING | VACUUM | TOOL STEEL, HIGH SPEED STEEL |
| STRESS RELIEVING | CONTROLLED ATMOSPHERE | TOOL STEEL, HIGH SPEED STEEL, CONSTRUCTION STEEL |
| NITRIDING | GAS | NITRIDING STEEL, CONSTRUCTION STEEL |
| CRYOGENIC | N2 | TOOL STEEL, HIGH SPEED STEEL |
| VACUUM HEAT TREATMENTS |