Rotelloy 3 has the same composition as Permandur 49 and was specifically developed for aircraft generator rotor and stator laminations. In addition to a slightly improved magnetic performance, this grade is supplied with guaranteed minimum mechanical properties. This alloy complies with requirements of ASTM A 801. It is available in strip form only. This datasheet provides information on composition, physical properties, and tensile properties. It also includes information on machining. Filing Code: FE-128. Producer or source: Carpenter Technology Corporation.