Military Standard 276A

Impregnation of Porous Nonferrous Metal Castings

This standard covers the requirements and tests for the impregnation of structurally sound castings and powder metal components in aluminum, magnesium, copper, iron, (excluding steels) and zinc alloys. Components for Naval service shall be shown to be structurally sound in accordance with MIL-STD-278. It is also applicable co-test specimens used for evaluating impregnating materials in accordance with MIL-I-17563.