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2243 Massachusetts Ave., Indianapolis, IN 46218
317.638.2252
tdunn@circlecityheattreating.com
Circle City Heat Treating
Central Indiana's Premier Heat Treater Since 1952
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Services
Vacuum Heat Treating
Hardening (nitrogen quench)
Vacuum Tempering
Vacuum Annealing
Vacuum Stress Relieving
Vacuum Solution
Treatment
Vacuum Precipitation
Hardening
Controlled Atmosphere Heat Treating
Oil Hardening
Carbon Nitriding
Carburizing
Black Oxide Services
Open Air Stress Relieving and Normalizing
Cryogenic (Deep Freezing) Services
More Info:
https://www.circlecitycryogenics.com/
Other Services
Technical Advisory & Support Services
Straightening
Sand & Bead Blasting
Flame Hardening
Hardness Testing
Certifications