Nitriding; including Floe Process: Nitralloy, 400 series stainless, 300 series stainless, 4130, 8620, O-1, D-2, A-2, H-13, Highspeed tool steels, cast stainless alloys. Bright Hydrogen Annealing: 300 series stainless, 400 series stainless, MuMetal alloys, Permalloy, Invar, Relay & Transformer steel alloys, Magnetic alloys, Brasses, Silver alloys, Remco, Si-Irons, Ni-Irons.  Bright Hardening: 400 series stainless, High-speed steels,  and Air-hardening tool steels, Ferro-tic alloys, Medical parts. Silver, Copper and Nicro Brazing: 400 series stainless, 300 series stainless, locarbon steels, carbides, tool steels, copper alloys, silver alloys. Bright Precipitation Hardening and Stress Relieving: 17-7 PH, 17-4 PH, 18-8 PH, etc., Berrylium-Copper alloys, Inconel Alloys, Titanium alloys. Oil hardening with Minimal Distortion and NO Decarb: All oil hardening tool steels and engineering alloys, and Ferro-Tic alloys. Wet Hydrogen Firing: Kovar, Rodar and other glass-sealing alloys, and 300 series stainless. Powdered-metal Sintering: Noble metals, Ferrous Alloys, Stainless Steels. Up to 2250° available. Sub-zero Cold Stabilization: 400 series stainless, tool steels, Aluminum alloys. As low as -120° F. Cryogenic Treatments: Tool Steels, 400 series stainless, as low as -300°F. Aluminum Heat Treating: All cast and wrought heat treatable alloys.  Special Atmosphere Heat Treating: Call for details. Carburizing, FNC: Deep case or shallow case.