Description
The following sections will discuss in detail about grade 7 Ti-0.15Pd alloy.
Chemical Composition
The chemical composition of grade 7 Ti-0.15Pd alloy is outlined in the following table.
| Element | Content (%) |
|---|---|
| Iron, Fe | 0.3 |
| Oxygen, O | 0.25 |
| Palladium, Pd | 0.12-0.25 |
| Carbon, C | 0.08 |
| Nitrogen, N | 0.03 |
| Hydrogen, H | 0.015 |
| Other, total | 0.4 |
| Titanium, Ti | Balance |
Physical Properties
The physical properties of grade 7 Ti-0.15Pd alloy are tabulated below.
| Properties | Metric | Imperial |
|---|---|---|
| Density | 4.51 g/cm3 | 0.162 lb/in3 |
Mechanical Properties
The following table shows mechanical properties of grade 17 Ti-0.05Pd alloy.
| Properties | Metric | Imperial |
|---|---|---|
| Tensile strength | 485 MPa | 70343 psi |
| Yield strength | 350 MPa | 50763 psi |
| Elastic modulus | 103 GPa | 14938 ksi |
| Elongation in 50 mm (A5) | 28% | 28% |
| Hardness (HV) | 150 | 150 |
Thermal Properties
The thermal properties of grade 7 Ti-0.15Pd alloy are tabulated below.
| Properties | Metric | Imperial |
|---|---|---|
| Thermal conductivity (room temperature) | 20.8 W/mK | 144 BTU in/hr.ft².°F |
Fabrication and Heat Treatment
Welding
Annealing
Annealing of this material can be performed by heating to 650-760°C (1202-1400°F) for 6 min -2 h and then air cooled. In case stress relieving is required, the material has to be heated to 480-595°C (896-1103°F) for 15 min – 4 h, and then air cooled.
Applications
Grade 7 Ti-0.15Pd alloy is used in the following application areas:
- Anode/cathode/cell components
- Chemical processing equipment
- Air pollution control equipment
- Pulp/paper bleaching/washing equipment
- Hydrometallurgical extraction/electrowinning
- Desalination, brine concentration/evaporation
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