BETHLEHEM T-1 is the 18 tungsten-4 chromium-1 vanadium high-speed steel and is used for general-purpose cutting operations. It has a balanced combination of shock-resistance and abrasion-resistance for cutting tools, high red-hardness and decarburizes the least of the standards high-speed steels. This datasheet provides information on composition, physical properties, hardness, and elasticity. It also includes information on forming, heat treating, and machining. Filing Code: TS-270. Producer or source: Bethlehem Steel Corporation.