Sun Steel Treating, Inc.
Sun Steel Treating Inc. has specialized in Salt Bath Heat Treatments. Whether it's hardening alloys, carbon steels, tool steels or high speed specialty tools. Sun Steel Treating also offers Ionitriding® (ion nitriding or plasma nitriding), salt bath hardening, salt bath heat treating and steam treating.
http://www.sunsteeltreating.com

Exotic Metal Treating, Inc.
Heat treating and brazing of aerospace components.
http://exoticmetaltreating.com

The Euclid Heat Treating Company
The Euclid Heat Treating Company offers a wide array of capabilities and facilities to meet virtually every heat treating requirement.
http://www.euclidheattreating.com/

Accurate Steel Treating, Inc.
Accurate Steel Treating is the largest tool steel heat-treating facility west of the Mississippi
http://www.accuratesteeltreating.com

General Metal Heat Treating, Inc.
Providing a range of heat treating services to approved aerospace specifications.
http://www.generalmetalheat.com/

Sepcor, Inc.
Supplier of specialty treating chemicals, adsorbent, and catalyst products. Sepcor provides technical solutions for upgrading feedstocks and intermediate streams in oilfields refineries petrochemical and natural gas plants.
http://www.sepcor.com

Carolina Commercial Heat Treating
Large heat treating company, six locations in the Southeast US.
http://www.ccht.com

Heat Treating Services Corporation
annealing and heat treating services, quench & temper and normalize processes. Heat Treating Services offers commercial heat treating of steels and cast irons, quench & temper, normalize & annealing.
http://www.htsmi.com/

Heinzelman Heat Treating Corp.
Heat treating technology for all types of metals. Small and large parts. Short and long runs. Specialize in distortion control and quick turn around on quotes and jobs.
http://www.heinzelmanht.com

Industrial Metal Treating Corp.
Full range of heat treating services throughout the Mid-Atlantic region including stress relieving, neutral hardening, vacuum hardening and case hardening.
http://www.treatmetal.net