AL Ohmaloy 30 alloy is a moderately magnetic, ductile stainless steel with high electrical resistivity and good oxidation resistance. This datasheet provides information on composition, physical properties, hardness, and tensile properties as well as fatigue. It also includes information on high temperature performance and corrosion resistance as well as heat treating and joining. Filing Code: SS-639. Producer or source: Allegheny Ludlum Corporation.