Type 4 Niobium vs. Commercially Pure Silver
Both Type 4 niobium and commercially pure silver are otherwise unclassified metals. There are 16 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is Type 4 niobium and the bottom bar is commercially pure silver.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 110 | |
| 71 |
| Elongation at Break, % | 23 | |
| 1.1 to 29 |
| Poisson's Ratio | 0.4 | |
| 0.37 |
| Shear Modulus, GPa | 38 | |
| 26 |
| Tensile Strength: Ultimate (UTS), MPa | 220 | |
| 190 to 340 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 110 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 240 |
| Thermal Conductivity, W/m-K | 42 | |
| 420 |
| Thermal Expansion, µm/m-K | 7.3 | |
| 20 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.6 | |
| 10 |
Common Calculations
| Stiffness to Weight: Axial, points | 6.8 | |
| 3.8 |
| Stiffness to Weight: Bending, points | 18 | |
| 13 |
| Strength to Weight: Axial, points | 7.2 | |
| 4.9 to 8.9 |
| Strength to Weight: Bending, points | 9.5 | |
| 6.9 to 10 |
| Thermal Diffusivity, mm2/s | 18 | |
| 170 |
| Thermal Shock Resistance, points | 21 | |
| 9.5 to 17 |
Alloy Composition
| Carbon (C), % | 0 to 0.010 | |
| 0 |
| Hafnium (Hf), % | 0 to 0.020 | |
| 0 |
| Hydrogen (H), % | 0 to 0.0015 | |
| 0 |
| Iron (Fe), % | 0 to 0.010 | |
| 0 |
| Molybdenum (Mo), % | 0 to 0.050 | |
| 0 |
| Nickel (Ni), % | 0 to 0.0050 | |
| 0 |
| Niobium (Nb), % | 98.1 to 99.2 | |
| 0 |
| Nitrogen (N), % | 0 to 0.010 | |
| 0 |
| Oxygen (O), % | 0 to 0.025 | |
| 0 |
| Silicon (Si), % | 0 to 0.0050 | |
| 0 |
| Silver (Ag), % | 0 | |
| 99.9 to 100 |
| Tantalum (Ta), % | 0 to 0.5 | |
| 0 |
| Titanium (Ti), % | 0 to 0.020 | |
| 0 |
| Tungsten (W), % | 0 to 0.050 | |
| 0 |
| Zirconium (Zr), % | 0.8 to 1.2 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.1 |