Alloy Wire International
Datasheet: Stainless Steel DTD 189A
Stainless Steel DTD 189A
This grade of stainless steel is widely used in the aerospace industry.
Available in all profile options
Key Features
Corrosion resistant
Typical Applications
Aircraft locking wire
General locking wire
Designations
AWS 164
Specifications
DTD 189Av
Chemical Composition
| Element | Min % | Max % |
|---|---|---|
| C | – | 0.15 |
| Si | 0.20 | – |
| Mn | – | 2.00 |
| Ni | 7.00 | 10.00 |
| Cr | 17.00 | 20.00 |
| Ni + Cr | 25.00 | – |
| Ti or Nb/Cb | 4 x C 8 x C | – – |
| S | – | 0.045 |
| P | – | 0.045 |
Alloy Details
| Density | Melting Point | Coefficient of Expansion | Modulus of Rigidity | Modulus of Elasticity |
|---|---|---|---|---|
| 8.0 g/cm³ | 1398 °C | 17.5 μm/m °C (20 – 100 °C) | 70.3 kN/mm² | 187.5 kN/mm² |
| 0.289 lb/in³ | 2550 °F | 9.7 x 10-6 in/in °F (70 – 212 °F) | 10196 ksi | 27195 ksi |
Properties
| Annealed | ||
|---|---|---|
| Approx. tensile strength | <800 N/mm² | <116 ksi |
| Approx. operating temperature | -200 to +300 °C | -330 to +570 °F |
The above tensile strength ranges are typical. If you require different please ask.
