LESCO 53 VIM-VAR is a premium quality alloy carburizing gear steel designed to resist softening at elevated service temperatures. It is double vacuum processed by vacuum induction melting followed by vacuum arc remelting to provide optimum metallurgical quality. Based on its combination of high-temperature performance, deep hardenability, and excellent toughness and fatigue resistance, Lesco 53 VIM-VAR find application in demanding helicopter and aerospace drive train components. Information Provided by Timken Latrobe Steel. Timken sold Latrobe in December 2006. They are now Latrobe Specialty Steels Co. |