Grade 200 Maraging Steel vs. ASTM A302 Alloy Steel
Both grade 200 maraging steel and ASTM A302 alloy steel are iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is grade 200 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, % | 9.1 to 18 | |
| 20 to 23 |
| Poisson's Ratio | 0.3 | |
| 0.29 |
| Shear Modulus, GPa | 74 | |
| 73 |
| Shear Strength, MPa | 600 to 890 | |
| 370 to 390 |
| Tensile Strength: Ultimate (UTS), MPa | 970 to 1500 | |
| 590 to 620 |
| Tensile Strength: Yield (Proof), MPa | 690 to 1490 | |
| 350 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 250 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 470 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 2.4 to 3.0 |
| Density, g/cm3 | 8.2 | |
| 7.8 to 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.5 | |
| 1.5 to 1.6 |
| Embodied Energy, MJ/kg | 59 | |
| 20 to 21 |
| Embodied Water, L/kg | 140 | |
| 48 to 50 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 160 | |
| 110 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1240 to 5740 | |
| 330 to 410 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 33 to 51 | |
| 21 to 22 |
| Strength to Weight: Bending, points | 27 to 35 | |
| 20 to 21 |
| Thermal Shock Resistance, points | 29 to 45 | |
| 17 to 18 |