Richmond Heat Treating Metal Manufacturers 450 N Estill Ave National Metal Processing (NMP) is a family-owned and operated commercial heat treating company located in Richmond, Kentucky. Since 1969, we've served as the heat treating expert for a list of companies that reads like a Who's Who in American industry. NMP offers traditional heat treating services including continuous austempering, carbonitriding, carburizing, scanning and single point induction, tempering and vacuum heat treating, as well as more advanced processes such as laser surface hardening and laser welding. We invite you to take a closer look at NMP...see how the knowledge and experience of our staff, some with 30 plus years NMP experience, can help add value to your product. National Metal Processing is ISO 9002/QS-9000 certified. Richmond KY Heat Treating Metal Manufacturers National Metal Processing www.nmpheattreat.com Kentucky Lexington heat treating metallurgical services austempering induction heat treating induction brazing induction surface hardening scanning induction case hardening carbonitriding carburizing vacuum heat treating vacuum annealin Kentucky Lexington heat treating metallurgical services austempering induction heat treating induction brazing induction surface hardening scanning induction case hardening carbonitriding carburizing vacuum heat treating vacuum annealin Business Reviews National Metal Processing Testimonials