S21800 Stainless Steel vs. R60901 Alloy
S21800 stainless steel belongs to the iron alloys classification, while R60901 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is S21800 stainless steel and the bottom bar is R60901 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 98 |
| Elongation at Break, % | 40 | |
| 17 to 22 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 75 | |
| 37 |
| Tensile Strength: Ultimate (UTS), MPa | 740 | |
| 500 to 580 |
| Tensile Strength: Yield (Proof), MPa | 390 | |
| 350 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 340 | |
| 250 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 270 |
| Thermal Expansion, µm/m-K | 16 | |
| 6.3 |
Otherwise Unclassified Properties
| Density, g/cm3 | 7.5 | |
| 6.6 |
| Embodied Water, L/kg | 150 | |
| 270 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 250 | |
| 88 to 100 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 390 | |
| 640 to 760 |
| Stiffness to Weight: Axial, points | 14 | |
| 8.3 |
| Stiffness to Weight: Bending, points | 26 | |
| 23 |
| Strength to Weight: Axial, points | 27 | |
| 21 to 25 |
| Strength to Weight: Bending, points | 24 | |
| 21 to 24 |
| Thermal Shock Resistance, points | 17 | |
| 58 to 67 |
Alloy Composition
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| Carbon (C), % | 0 to 0.1 | |
| 0 |
| Chromium (Cr), % | 16 to 18 | |
| 0 |
| Iron (Fe), % | 59.1 to 65.4 | |
| 0 |
| Manganese (Mn), % | 7.0 to 9.0 | |
| 0 |
| Nickel (Ni), % | 8.0 to 9.0 | |
| 0 |
| Niobium (Nb), % | 0 | |
| 2.4 to 2.8 |
| Nitrogen (N), % | 0.080 to 0.18 | |
| 0 |
| Phosphorus (P), % | 0 to 0.060 | |
| 0 |
| Silicon (Si), % | 3.5 to 4.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 |
| Zirconium (Zr), % | 0 | |
| 96.8 to 97.5 |
| Residuals, % | 0 | |
| 0 to 0.29 |