Nimofer 6629, also called alloy B-4, is a 28 molybdenum alloy with low interstitials and a balanced chemistry to suppress beta-phase formation during thermo-mechanical operations. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-498. Producer or source: VDM Technologies Corporation. Originally published February 1996, revised September 2002.