Specialty Steel Treating, founded 1956, has been performing precision heat treating for more than 60 years. Since our incepti ... on, SST has always put quality and customer service at the forefront of our business philosophy. SST services numerous industries, ranging from but not limited to: Aerospace (military, commercial aircraft, space shuttle), Automotive & Truck, Industrial Bearing, Heavy Equipment and Tool & die. SST is the only approved commercial heat treat company in the country to heat treat certain flight critical and flight safety configurations for prime aerospace and helicopter companies. The result: a stringent system of quality and control that we pass on to all of our customers, regardless of the industry. read more