Purpose:

This specification covers the engineering requirements for heat treatment of aluminum alloy castings and for parts machined from castings.

AMS 2771 is the inch/pound version of this specification.

Application:

When MAM 2771 is specified, heat treatment procedures for castings by foundries shall be in accordance with the material procurement specification when a specified heat treatment is required. However, requirements for equipment and controls shall be in accordance with MAM 2771.