Stainless Steel 15-7 Mo^*Stainless Steel 15-7 Mo is a semi-austenitic stainless steel high corrosion resistance, high strength and minimum distortion on heat treatment. Stainless Steel 15-7 Mo is easily formed by heat treatment. Applications include retaining rings, bulkheads, and aircraft components.Available forms are seamless pipe, welded pipe, seamless tube, welded tube, bar, wire, sheet, plate, forgings, pipe fittings and flanges.