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MP159 is an alloy of the Multiphase family of alloys possessing the unique combination of ultra-high strength, ductility and corrosion resistance, through work strengthening and aging. This material is most commonly used in fasteners, jet engine parts, drive components, marine applications and oil and gas production.
| Nominal Chemical Composition |
percent |
| Nickel |
25.5% |
| Cobalt |
35.7% |
| Chromium |
19% |
| Iron |
9% |
| Molybdenum |
7% |
| Titanium |
3% |
| Columbium |
.6% |
| Aluminum |
.2% |
Mechanical Properties As Solution Heat Treated
| Property |
Value |
| Tensile Strength, max |
160 ksi |
| Yield Strength at 0.2% Offset, max |
70 ksi |
| Elongation in 4D, min |
50% |
| Reduction of Area, min |
65% |
