17-4 material is provided in the H1150 heat treat condition to make the material softer than the annealed condition. The material is baked at 1150 degrees for four hours and then air cooled to obtain a tensile strength of 135 – 170 ksi.
17-4 material is provided in the H1150 heat treat condition to make the material softer than the annealed condition. The material is baked at 1150 degrees for four hours and then air cooled to obtain a tensile strength of 135 – 170 ksi.
Aerospace
Medical
Industrial| Element | Min | Max |
|---|---|---|
| Carbon, C | – | 0.07 |
| Manganese, Mn | – | 1 |
| Silicon, Si | – | 1 |
| Sulfur, S | – | 0.03 |
| Phosphorus, P | – | 0.04 |
| Chromium, Cr | 15 | 17.5 |
| Molybdenum, Mo | - | 0.5 |
| Nickel, Ni | 3 | 5 |
| Columbium (Niobium), Nb | 5xC | 0.45 |
| Copper, Cu | 3 | 5 |