This grade of stainless steel is widely used in the aerospace industry.
Applications include:
- Locking wire
- Other types of fasteners
| Approximate Chemical Composition | |
| Cr | 17 - 20% |
| Ni | 7 - 10% |
| Ni + Cr | 25% min |
| Fe | BAL |
| Properties | ||
| DENSITY | 8.0 g/cm3 | 0.289 lb/in3 |
| MELTING POINT | 1398 oC | 2550 oF |
| COEFFICIENT OF EXPANSION | 17.5 µm/m °C (20 - 100°C) |
9.7 x 10-6 in/in
°F (70 - 212°F) |
| MODULUS OF RIGIDITY | 70.3 kN/mm2 | 10196 ksi |
| MODULUS OF ELASTICITY | 187.5 kN/mm2 | 27195 ksi |
| HEAT TREATMENT (AFTER FORMING) |
| - |
| CONDITION | APPROX TENSILE STRENGTH | APPROX SERVICE TEMPERATURE | ||
| Annealed | 600 - 800 N/mm2 | 87 - 116 ksi | -200 to +300 oC | -330 to +570 oF |
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