301 Bunker Hill Drive

Aitkin, MN 56431

MON-FRI : 8:00am - 4:00pm

(218) 927-2400

info@elemetmfg.com

Copper Sulfate Testing

This test is referenced in ASTM A967 as a way of detecting free iron on the surface of certain grades of stainless steel. The presence of copper on the surface of the part post-test indicates the presence of free iron, and is cause for rejection.