BLENDALLOY 25-5000 is a nickel-iron alloy with a rectangular hysteresis loop and low coercive force. It is a powder metallurgy product and this helps to provide it with uniform and consistent magnetic properties, exceptional purity and cleanliness, precise chemcial composition and guaranteed reproducibility. 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-188. Producer or source: Spang Industries Inc..