Grade 350 Maraging Steel vs. AWS ER90S-B9
Both grade 350 maraging steel and AWS ER90S-B9 are iron alloys. They have 64% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is grade 350 maraging steel and the bottom bar is AWS ER90S-B9.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 4.1 to 18 | |
| 18 |
| Poisson's Ratio | 0.3 | |
| 0.28 |
| Shear Modulus, GPa | 75 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 1140 to 2420 | |
| 690 |
| Tensile Strength: Yield (Proof), MPa | 830 to 2300 | |
| 470 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 270 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1450 |
| Melting Onset (Solidus), °C | 1420 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 470 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 39 | |
| 7.0 |
| Density, g/cm3 | 8.2 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 5.6 | |
| 2.6 |
| Embodied Energy, MJ/kg | 74 | |
| 37 |
| Embodied Water, L/kg | 160 | |
| 91 |
Common Calculations
| PREN (Pitting Resistance) | 16 | |
| 13 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 190 | |
| 110 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 23 | |
| 25 |
| Strength to Weight: Axial, points | 38 to 82 | |
| 25 |
| Strength to Weight: Bending, points | 29 to 49 | |
| 22 |
| Thermal Shock Resistance, points | 35 to 74 | |
| 19 |
Alloy Composition
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| Aluminum (Al), % | 0.050 to 0.15 | |
| 0 to 0.040 |
| Boron (B), % | 0 to 0.0030 | |
| 0 |
| Calcium (Ca), % | 0 to 0.050 | |
| 0 |
| Carbon (C), % | 0 to 0.030 | |
| 0.070 to 0.13 |
| Chromium (Cr), % | 0 | |
| 8.0 to 10.5 |
| Cobalt (Co), % | 11.5 to 12.5 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0 to 0.2 |
| Iron (Fe), % | 61.2 to 64.6 | |
| 84.4 to 90.7 |
| Manganese (Mn), % | 0 to 0.1 | |
| 0 to 1.2 |
| Molybdenum (Mo), % | 4.6 to 5.2 | |
| 0.85 to 1.2 |
| Nickel (Ni), % | 18 to 19 | |
| 0 to 0.8 |
| Niobium (Nb), % | 0 | |
| 0.020 to 0.1 |
| Nitrogen (N), % | 0 | |
| 0.030 to 0.070 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 0.1 | |
| 0.15 to 0.5 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.010 |
| Titanium (Ti), % | 1.3 to 1.6 | |
| 0 |
| Vanadium (V), % | 0 | |
| 0.15 to 0.3 |
| Zirconium (Zr), % | 0 to 0.020 | |
| 0 |
| Residuals, % | 0 | |
| 0 to 0.5 |