Nickel 908 vs. AWS ER70S-A1
Nickel 908 belongs to the nickel alloys classification, while AWS ER70S-A1 belongs to the iron alloys. They have 41% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is nickel 908 and the bottom bar is AWS ER70S-A1.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 180 | |
| 190 |
| Elongation at Break, % | 11 | |
| 22 |
| Poisson's Ratio | 0.3 | |
| 0.29 |
| Shear Modulus, GPa | 70 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 1340 | |
| 590 |
| Tensile Strength: Yield (Proof), MPa | 930 | |
| 450 |
Thermal Properties
| Latent Heat of Fusion, J/g | 290 | |
| 260 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 470 |
| Thermal Conductivity, W/m-K | 11 | |
| 50 |
| Thermal Expansion, µm/m-K | 8.6 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 2.5 |
| Density, g/cm3 | 8.3 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 9.3 | |
| 1.5 |
| Embodied Energy, MJ/kg | 140 | |
| 20 |
| Embodied Water, L/kg | 170 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 | |
| 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2340 | |
| 540 |
| Stiffness to Weight: Axial, points | 12 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 45 | |
| 21 |
| Strength to Weight: Bending, points | 33 | |
| 20 |
| Thermal Diffusivity, mm2/s | 2.9 | |
| 14 |
| Thermal Shock Resistance, points | 61 | |
| 17 |
Alloy Composition
| Aluminum (Al), % | 0.75 to 1.3 | |
| 0 |
| Boron (B), % | 0 to 0.012 | |
| 0 |
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.12 |
| Chromium (Cr), % | 3.8 to 4.5 | |
| 0 |
| Cobalt (Co), % | 0 to 0.5 | |
| 0 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 to 0.35 |
| Iron (Fe), % | 35.6 to 44.6 | |
| 96.1 to 99.3 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0 to 1.3 |
| Molybdenum (Mo), % | 0 | |
| 0.4 to 0.65 |
| Nickel (Ni), % | 47 to 51 | |
| 0 to 0.2 |
| Niobium (Nb), % | 2.7 to 3.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.5 | |
| 0.3 to 0.7 |
| Sulfur (S), % | 0 to 0.0050 | |
| 0 to 0.025 |
| Titanium (Ti), % | 1.2 to 1.8 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.5 |