Hayes Heat Treating Corp. - Cranston, RI (Serving Connecticut)
Custom Manufacturer, Service Company
NADCAP Approved & ISO 9000:2008 & AS-9100 registered surface treating & enhancing services including heat treating, brazing, nitriding, gas nitriding, vacuum carburizing & nitro-carburizing. Materials include stainless steels utilizing proprietary chemical activation processes. Serving the aerospace, automotive, medical & machine tool markets.
www.hayesheattreating.com/surface-enhanceme...

Metlab - Wyndmoor, PA (Serving Connecticut)
Custom Manufacturer
Nitro-carburizing services for hardening of materials. Capabilities include nitro-carburizing up to 144 in. dia. x 96 in. height. Nitro-carburizing is suitable for hardening materials that are not prehardened to furnish an anti-wear resistance on the surface layer & to improve fatigue resistance for stampings, gears & pinion shafts, plastic injection molding screws & barrels, piston rings, aluminum extrusion dies, forging & forming dies, spindles for grinding machines, gun barrels, springs, various wear components, crankshafts & camshafts..
www.metlabheattreat.com/carburizing.html

Nitro-Carburizing Services Capabilities
	Nitrocarburizing

Rex Heat Treat - Locations
Service Company
NADCAP & ISO 9001:2008 certified ferritic nitrocarburizing services. This is a range of case hardening processes that diffuse nitrogen & carbon into ferrous metals at sub-critical temperatures. Serving the industries of aerospace, defense, machinery, transportation, conversion services, mining & drilling, nuclear, agricultural, construction, automotive, railroad, trucking, consumer products, & other power generation services. Also equipped to handle a wide variety of heat treat requirements including: titanium heat treating, aging, annealing, carbonitriding, austempering, carburizing, cryogenic heat treating, induction hardening, mag particle inspection (NDT), marquenching, nitriding, stress relieving, tempering, vacuum heat treating, austenite conditioning, bainitic hardening, blasting, carbon restoring, cold straightening, fixture straightening, harden & temper, lab services, low temperature stabilization, non ferrous treatments, oil quenching, polymer quenching, stainless steel, titanium, tool steels, vertical heat treatment to 20 feet, & water quenching.
www.rexht.com/

Rhode Island Heat Treating Services - Providence, RI (Serving Connecticut)
Custom Manufacturer, Service Company
Heat treating services & carburizing services (ferritic nitro-carburizing) for aerospace, government & commercial industries. Capabilities include annealing, tempering, stress relieving, normalizing, hardening, quenching, brazing, flame treating, gas nitrating, gas carbonizing, vapor honing, cryogenic processing & straightening.
www.riheattreating.com/heat-treating-specia...