Material: SAE AMS 4863 Cu‐15Ni‐8Sn Description: Standard Specification for Copper‐Nickel‐Tin Alloy Casting Group Name: Non‐Ferrous Copper Alloy Sub Group: SAE AMS 4863 Copper‐Nickel‐Tin Alloy Casting Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Grade Standard: SAE-USA