Nb-1Zr (Nb-99-Zr-1) annealed vs Silica Refractory Brick (>93% SiO2)
Property comparison of Nb-1Zr (Nb-99-Zr-1) annealed and Silica Refractory Brick (>93% SiO2), both refractory.
| Property | Nb-1Zr (Nb-99-Zr-1) annealed | Silica Refractory Brick (>93% SiO2) | Difference |
|---|---|---|---|
| Elastic modulus | 103,000 MPa | 40,000 MPa | -61% |
| Poisson ratio | 0.4 | 0.2 | -50% |
| Density | 8,590 kg/m³ | 1,900 kg/m³ | -78% |
| Thermal conductivity | 52 W/m·K | 1.5 W/m·K | -97% |
| Coefficient of thermal expansion | 0.000007 1/K | 0.000012 1/K | +64% |
Difference is Silica Refractory Brick (>93% SiO2) relative to Nb-1Zr (Nb-99-Zr-1) annealed. 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
- R04251
- standard
- ASTM B392 Type 3 (R04251) / CRC Handbook
- heat treatment
- annealed
- grade
- —
- standard
- ASTM
- heat treatment
- —
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