Monel R-405 vs. R05400 Tantalum
Monel R-405 belongs to the nickel alloys classification, while R05400 tantalum belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is Monel R-405 and the bottom bar is R05400 tantalum.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 160 | |
| 190 |
| Elongation at Break, % | 9.1 to 39 | |
| 1.1 to 28 |
| Poisson's Ratio | 0.32 | |
| 0.34 |
| Shear Modulus, GPa | 62 | |
| 69 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 630 | |
| 210 to 540 |
| Tensile Strength: Yield (Proof), MPa | 190 to 350 | |
| 140 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 140 |
| Specific Heat Capacity, J/kg-K | 430 | |
| 140 |
| Thermal Conductivity, W/m-K | 23 | |
| 59 |
| Thermal Expansion, µm/m-K | 14 | |
| 6.5 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.9 | |
| 17 |
| Embodied Water, L/kg | 250 | |
| 650 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 49 to 170 | |
| 5.5 to 53 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 120 to 370 | |
| 50 to 420 |
| Stiffness to Weight: Axial, points | 10 | |
| 6.2 |
| Stiffness to Weight: Bending, points | 21 | |
| 11 |
| Strength to Weight: Axial, points | 17 to 20 | |
| 3.6 to 9.0 |
| Strength to Weight: Bending, points | 17 to 18 | |
| 4.8 to 8.8 |
| Thermal Diffusivity, mm2/s | 5.9 | |
| 25 |
| Thermal Shock Resistance, points | 17 to 20 | |
| 13 to 32 |
Alloy Composition
| Carbon (C), % | 0 to 0.3 | |
| 0 to 0.010 |
| Copper (Cu), % | 28 to 34 | |
| 0 |
| Hydrogen (H), % | 0 | |
| 0 to 0.0015 |
| Iron (Fe), % | 0 to 2.5 | |
| 0 to 0.010 |
| Manganese (Mn), % | 0 to 2.0 | |
| 0 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.020 |
| Nickel (Ni), % | 63 to 72 | |
| 0 to 0.010 |
| Niobium (Nb), % | 0 | |
| 0 to 0.1 |
| Nitrogen (N), % | 0 | |
| 0 to 0.010 |
| Oxygen (O), % | 0 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.0050 |
| Sulfur (S), % | 0.025 to 0.060 | |
| 0 |
| Tantalum (Ta), % | 0 | |
| 99.7 to 100 |
| Titanium (Ti), % | 0 | |
| 0 to 0.010 |
| Tungsten (W), % | 0 | |
| 0 to 0.050 |