Grade 200 Maraging Steel vs. S21904 Stainless Steel
Both grade 200 maraging steel and S21904 stainless steel are iron alloys. They have 70% of their average alloy composition in common. There are 25 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 S21904 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 9.1 to 18 | |
| 17 to 51 |
| Poisson's Ratio | 0.3 | |
| 0.28 |
| Shear Modulus, GPa | 74 | |
| 78 |
| Shear Strength, MPa | 600 to 890 | |
| 510 to 620 |
| Tensile Strength: Ultimate (UTS), MPa | 970 to 1500 | |
| 700 to 1000 |
| Tensile Strength: Yield (Proof), MPa | 690 to 1490 | |
| 390 to 910 |
Thermal Properties
| Latent Heat of Fusion, J/g | 260 | |
| 290 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1400 |
| Melting Onset (Solidus), °C | 1420 | |
| 1350 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 480 |
| Thermal Expansion, µm/m-K | 12 | |
| 17 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 15 |
| Density, g/cm3 | 8.2 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 4.5 | |
| 3.0 |
| Embodied Energy, MJ/kg | 59 | |
| 43 |
| Embodied Water, L/kg | 140 | |
| 160 |
Common Calculations
| PREN (Pitting Resistance) | 11 | |
| 25 |
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 160 | |
| 160 to 310 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1240 to 5740 | |
| 380 to 2070 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 23 | |
| 25 |
| Strength to Weight: Axial, points | 33 to 51 | |
| 25 to 36 |
| Strength to Weight: Bending, points | 27 to 35 | |
| 23 to 29 |
| Thermal Shock Resistance, points | 29 to 45 | |
| 15 to 21 |
Alloy Composition
| Aluminum (Al), % | 0.050 to 0.15 | |
| 0 |
| Boron (B), % | 0 to 0.0030 | |
| 0 |
| Calcium (Ca), % | 0 to 0.050 | |
| 0 |
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.040 |
| Chromium (Cr), % | 0 | |
| 19 to 21.5 |
| Cobalt (Co), % | 8.0 to 9.0 | |
| 0 |
| Iron (Fe), % | 67.8 to 71.8 | |
| 59.5 to 67.4 |
| Manganese (Mn), % | 0 to 0.1 | |
| 8.0 to 10 |
| Molybdenum (Mo), % | 3.0 to 3.5 | |
| 0 |
| Nickel (Ni), % | 17 to 19 | |
| 5.5 to 7.5 |
| Nitrogen (N), % | 0 | |
| 0.15 to 0.4 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.030 |
| Titanium (Ti), % | 0.15 to 0.25 | |
| 0 |
| Zirconium (Zr), % | 0 to 0.020 | |
| 0 |