LST Heat Treating is a company based in Longview, Texas, specializing in heat treating services for various industries such as agricultural, heavy equipment, machine tool, oil and gas, metalworking, and automotive. With over 30 years of experience, they offer a range of heat treating processes including annealing, normalizing, age hardening, quench and temper, carburizing, and induction hardening. LST Heat Treating operates ten furnaces and an Induction System, providing services for alloy steels, carbon steels, stainless steels, and Finkle FX. They are internationally recognized for ISO 9001 certification and comply with industry standards, ensuring quality and customer satisfaction.