ALLEGHENY LUDLUM MF-1 is a chromium-titanium corrosion resisting steel that was developed originally for automotive exhaust system applications. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: SS-263. Producer or source: Allegheny Ludlum Corporation.