An age-hardenable alloy, AerMet® 100 is an ultra-high strength martensitic stainless steel.
AerMet® 100 has high strength and superior toughness combined with exceptional ductility and hardness. The alloy is designed for components that need to have ultra-high strength.
We stock Alloy 253 MA® in a variety of product forms to suit different applications and fabrication methods, including pipe (seamless), plate, round bar, sheet and welding wire. To view available sizes and submit an inquiry, use the dropdown selector below.
| % | Ni | Cr | Mo | Co | C | Fe |
|---|---|---|---|---|---|---|
| Min | 11 | 2.9 | 1.1 | 13 | 0.21 | Balance |
| Max | 12 | 3.3 | 1.3 | 14 | 0.25 | Balance |
AerMet® 100 provides superior hardness and ultra-high strength combined with exceptional ductility and fracture toughness. The alloy has a minimum tensile strength of 1930 MPa (280 ksi) and a minimum fracture toughness of 100 ksi.
The exceptional combination of hardness, toughness, tensile strength and ductility makes this alloy a candidate for aerospace applications including landing gear, engine shafts and drive shafts.
AerMet® 100 may be considered for use up to about 427°C.
AerMet® is a registered trademark of CRS Holdings, Inc., a subsidiary of Carpenter Technology Corporation.
| Mechanical & Physical Properties | 21.1°C | 93.3°C | 148.9°C | 204.4°C | 315.6°C | 371.1°C | 426.7°C | 537.8°C |
|---|---|---|---|---|---|---|---|---|
| Ultimate Tensile Strength /MPa | - | 1965 | 1862 | 1793 | 1709 | 1634 | 1579 | - |
| - | 1724 | 1655 | 1585 | 1503 | 1379 | 1324 | - | |
| - | 55 | 62 | 64 | 63 | 61 | 60 | - | |
| - | 14 | 16 | 16 | 16 | 15 | 15 | - | |
| - | 68 | 71 | 68 | 45 | 38 | 37 | - | |
| - | 9.99 | 10.386 | 10.584 | 10.944 | 11.088 | 11.25 | 11.574 | |
| 194.4 | - | - | - | - | - | - |
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