简介:Aluminum grains boundaries are determined by alloy composition, soldification rate and the addition of master alloys containing intermetalic (like silicon) phase particles.
It is difficult to see grain boundaries in a简介:Aluminum grains boundaries are determined by alloy composition, soldification rate and the addition of master alloys containing intermetalic (like silicon) phase particles.
It is difficult to see grain boundaries in aluminum. Cross polarized light is effective. Barkers reagent most commonly used to delineate grain boundaries.详细>