Grade 350 Maraging Steel vs. ASTM A302 Alloy Steel
Both grade 350 maraging steel and ASTM A302 alloy steel are iron alloys. There are 23 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 grade 350 maraging steel and the bottom bar is ASTM A302 alloy steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 4.1 to 18 | |
| 20 to 23 |
| Poisson's Ratio | 0.3 | |
| 0.29 |
| Shear Modulus, GPa | 75 | |
| 73 |
| Shear Strength, MPa | 710 to 1400 | |
| 370 to 390 |
| Tensile Strength: Ultimate (UTS), MPa | 1140 to 2420 | |
| 590 to 620 |
| Tensile Strength: Yield (Proof), MPa | 830 to 2300 | |
| 350 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 250 |
| Melting Completion (Liquidus), °C | 1470 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 470 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 39 | |
| 2.4 to 3.0 |
| Density, g/cm3 | 8.2 | |
| 7.8 to 7.9 |
| Embodied Carbon, kg CO2/kg material | 5.6 | |
| 1.5 to 1.6 |
| Embodied Energy, MJ/kg | 74 | |
| 20 to 21 |
| Embodied Water, L/kg | 160 | |
| 48 to 50 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 98 to 190 | |
| 110 to 120 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 38 to 82 | |
| 21 to 22 |
| Strength to Weight: Bending, points | 29 to 49 | |
| 20 to 21 |
| Thermal Shock Resistance, points | 35 to 74 | |
| 17 to 18 |