S20910 Stainless Steel vs. ASTM A203 Steel
Both S20910 stainless steel and ASTM A203 steel are iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is S20910 stainless steel and the bottom bar is ASTM A203 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 230 to 290 | |
| 160 to 180 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 190 |
| Elongation at Break, % | 14 to 39 | |
| 22 to 26 |
| Fatigue Strength, MPa | 310 to 460 | |
| 210 to 280 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 79 | |
| 73 |
| Shear Strength, MPa | 500 to 570 | |
| 330 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 780 to 940 | |
| 520 to 590 |
| Tensile Strength: Yield (Proof), MPa | 430 to 810 | |
| 290 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 300 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 1080 | |
| 410 |
| Melting Completion (Liquidus), °C | 1420 | |
| 1460 |
| Melting Onset (Solidus), °C | 1380 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 470 |
| Thermal Conductivity, W/m-K | 13 | |
| 52 |
| Thermal Expansion, µm/m-K | 16 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 22 | |
| 3.2 to 4.0 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.8 | |
| 1.6 to 1.7 |
| Embodied Energy, MJ/kg | 68 | |
| 21 to 23 |
| Embodied Water, L/kg | 180 | |
| 50 to 52 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 260 | |
| 110 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 1640 | |
| 230 to 410 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 28 to 33 | |
| 18 to 21 |
| Strength to Weight: Bending, points | 24 to 27 | |
| 18 to 20 |
| Thermal Diffusivity, mm2/s | 3.6 | |
| 14 |
| Thermal Shock Resistance, points | 17 to 21 | |
| 15 to 17 |