TZM (Mo-0.5Ti-0.08Zr) vs Zircadyne 702 (UNS R60702)
Property comparison of TZM (Mo-0.5Ti-0.08Zr) and Zircadyne 702 (UNS R60702), both refractory.
| Property | TZM (Mo-0.5Ti-0.08Zr) | Zircadyne 702 (UNS R60702) | Difference |
|---|---|---|---|
| Yield strength | 860 MPa | 207 MPa | -76% |
| Tensile strength | 965 MPa | 379 MPa | -61% |
| Elastic modulus | 329,000 MPa | 99,200 MPa | -70% |
| Density | 10,160 kg/m³ | 6,510 kg/m³ | -36% |
| Thermal conductivity | 54 W/m·K | 22 W/m·K | -59% |
| Coefficient of thermal expansion | 0.000005 1/K | 0.000006 1/K | +9% |
| Melting point | 2,620 °C | 1,852 °C | -29% |
Difference is Zircadyne 702 (UNS R60702) relative to TZM (Mo-0.5Ti-0.08Zr). Values are taken from the representative row of each material; both materials may have multiple heat treatments or conditions on their individual pages.
Identification
- grade
- R03630
- standard
- Plansee product data / ASTM B386 Grade 364
- heat treatment
- stress-relieved
- grade
- R60702
- standard
- ASTM B551 / B523 / B493 / B550 / B658
- heat treatment
- Annealed
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