Heat Treaters


ASM provides information, education and training, networking opportunities, and professional development resources to materials professionals and nontechnical personnel and managers.

9639 Kinsman Road
Materials Park, OH 44073-0002
Tel: (440) 338-5151
Tel: (440) 462-0292
Email: memberservicecenter@asminternational.org


The GMP Council is one of America's oldest labor unions, representing workers in the glass, molders, plastics, pottery, cast metals, fiberglass, defense, fine china, glass and plastic containers, and other related industries and professionals.

60 Boulevard of the Allies
Pittsburgh, PA 15222-1214
Tel: (412) 562-2400

The Heat Treating Society, founded in 1913, is a membership organization that offers services and events to heat treaters, equipment manufacturers, technicians, and other related professionals.

9639 Kinsman Road
Materials Park, OH 44073-0002
Tel: (440) 338-5151
Email: memberservicecenter@asminternational.org


Established in 1933, the Metal Treating Institute provides heat treaters and related professionals with education and training, conferences, networking opportunities, and other resources.

132 Maple Row Boulevard, #530
Hendersonville, TN 37075-4786
Tel: (904) 249-0448
Fax: (904) 249-0459
Email: info@heattreat.net