United Performance Metals is the largest distributor of PRODEC® Plate in the United States. We offer PRODEC® Type 304/304L and PRODEC® Type 316/316L. PRODEC plate offers faster machining speeds, longer tool life, improved part surface quality, and lower total cost of machined parts than standard austenitic stainless steel. PRODEC means Production Economy. With advanced ladle metallurgy techniques during melting, the steel is processed for improved machinability and outstanding uniformity.