HEAT TREATMENT
➀
Hardening
Vacuum hardening
Oil hardening
➁
Nitriding
Gas nitriding / nitricarburizing (NITOP
®
)
Oil hardening
Low-pressure gas nitriding (NVAC)
➂
Advanced processes
Sub-zero tempering (TEAR)
Cryogenic treatment (CRIO)
Precipitation hardening
Black layer oxidation (OXIMAX
®
)
➃
Others
Tempering
Stress relieve annealing
Soft annealing
Normalizing