SAE AMS 4881D

This specification covers a nickel-aluminum bronze alloy in the form of sand or centrifugal castings.These castings have been used typically for parts requiring a combination of high strength and hardness with some ductility and toughness, but usage is not limited to such applications.

This product replaces:SAE AMS 4881C - Nickel-Aluminum-Bronze, Martensitic, Sand and Centrifugal Castings, 78Cu 11Al 5.1Ni 4.8Fe, Quench Hardened and Tempered Annealed ( Reaffirmed: Nov 2011 )