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C65620 | CuSi3Fe2Zn3 | AMS 4616 Bronze

Numeric designationC65620 | AMS 4616 Bronze
Chemical designationCuSi3Fe2Zn3
StateBronze
EtchingMessingätzmittel

This high-strength bronze alloy is widely used in aerospace applications, e.g. for ball bearing cages. The matrix is single phase (α-solid solution), the blue-gray precipitations consist of a Fe(Mn)-Si phase, probably Fe5Si3.