Stainless Steel DTD 189A
AWS 164
This grade of stainless steel is widely used in the
aerospace industry.
Applications include:
Locking wire and other types of fasteners.
| Approximate Chemical Composition | |
| Cr | 17-20% |
| Ni | 7-10% |
| Ni+Cr | 25% min |
| Fe | BAL |
| 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/m2 | 10196 ksi |
| MODULUS OF ELASTICITY | 187.5 kN/m2 | 27195 ksi |
| HEAT TREATMENT (AFTER FORMING) |
| - |
| CONDITION | APPROX TENSILE STRENGTH | APPROX SERVICE TEMPERATURE | ||||
| Annealed |
|
|
| STANDARDS |
| DTD 189A |
