R30556 Alloy vs. AWS ERNiCr-3
R30556 alloy belongs to the iron alloys classification, while AWS ERNiCr-3 belongs to the nickel alloys. They have 44% of their average alloy composition in common. There are 20 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is R30556 alloy and the bottom bar is AWS ERNiCr-3.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 210 | |
| 190 |
| Elongation at Break, % | 45 | |
| 34 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 81 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 780 | |
| 630 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 320 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1380 |
| Melting Onset (Solidus), °C | 1330 | |
| 1330 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 460 |
| Thermal Expansion, µm/m-K | 15 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 70 | |
| 70 |
| Density, g/cm3 | 8.4 | |
| 8.4 |
| Embodied Carbon, kg CO2/kg material | 8.7 | |
| 11 |
| Embodied Energy, MJ/kg | 130 | |
| 160 |
| Embodied Water, L/kg | 300 | |
| 280 |
Common Calculations
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 23 |
| Strength to Weight: Axial, points | 26 | |
| 21 |
| Strength to Weight: Bending, points | 22 | |
| 19 |
| Thermal Shock Resistance, points | 18 | |
| 18 |
Alloy Composition
Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 460
| Aluminum (Al), % | 0.1 to 0.5 | |
| 0 |
| Boron (B), % | 0 to 0.020 | |
| 0 |
| Carbon (C), % | 0.050 to 0.15 | |
| 0 to 0.1 |
| Chromium (Cr), % | 21 to 23 | |
| 18 to 22 |
| Cobalt (Co), % | 16 to 21 | |
| 0 to 0.12 |
| Copper (Cu), % | 0 | |
| 0 to 0.5 |
| Iron (Fe), % | 20.4 to 38.2 | |
| 0 to 3.0 |
| Lanthanum (La), % | 0.0050 to 0.1 | |
| 0 |
| Manganese (Mn), % | 0.5 to 2.0 | |
| 2.5 to 3.5 |
| Molybdenum (Mo), % | 2.5 to 4.0 | |
| 0 |
| Nickel (Ni), % | 19 to 22.5 | |
| 67 to 77.5 |
| Niobium (Nb), % | 0 to 0.3 | |
| 2.0 to 3.0 |
| Nitrogen (N), % | 0.1 to 0.3 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.030 |
| Silicon (Si), % | 0.2 to 0.8 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |
| Tantalum (Ta), % | 0.3 to 1.3 | |
| 0 |
| Titanium (Ti), % | 0 | |
| 0 to 0.75 |
| Tungsten (W), % | 2.0 to 3.5 | |
| 0 |
| Zinc (Zn), % | 0.0010 to 0.1 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.5 |