SAE-AISI 9310 Steel vs. S20910 Stainless Steel
Both SAE-AISI 9310 steel and S20910 stainless steel are iron alloys. They have 63% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 9310 steel and the bottom bar is S20910 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 540 to 610 | |
| 230 to 290 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 17 to 19 | |
| 14 to 39 |
| Fatigue Strength, MPa | 300 to 390 | |
| 310 to 460 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 79 |
| Shear Strength, MPa | 510 to 570 | |
| 500 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 820 to 910 | |
| 780 to 940 |
| Tensile Strength: Yield (Proof), MPa | 450 to 570 | |
| 430 to 810 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 300 |
| Maximum Temperature: Mechanical, °C | 440 | |
| 1080 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1420 |
| Melting Onset (Solidus), °C | 1420 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 48 | |
| 13 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 4.4 | |
| 22 |
| Density, g/cm3 | 7.9 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.8 | |
| 4.8 |
| Embodied Energy, MJ/kg | 24 | |
| 68 |
| Embodied Water, L/kg | 57 | |
| 180 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 150 | |
| 120 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 540 to 860 | |
| 460 to 1640 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 29 to 32 | |
| 28 to 33 |
| Strength to Weight: Bending, points | 25 to 27 | |
| 24 to 27 |
| Thermal Diffusivity, mm2/s | 13 | |
| 3.6 |
| Thermal Shock Resistance, points | 24 to 27 | |
| 17 to 21 |
Alloy Composition
| Carbon (C), % | 0.080 to 0.13 | |
| 0 to 0.060 |
| Chromium (Cr), % | 1.0 to 1.4 | |
| 20.5 to 23.5 |
| Iron (Fe), % | 93.8 to 95.2 | |
| 52.1 to 62.1 |
| Manganese (Mn), % | 0.45 to 0.65 | |
| 4.0 to 6.0 |
| Molybdenum (Mo), % | 0.080 to 0.15 | |
| 1.5 to 3.0 |
| Nickel (Ni), % | 3.0 to 3.5 | |
| 11.5 to 13.5 |
| Niobium (Nb), % | 0 | |
| 0.1 to 0.3 |
| Nitrogen (N), % | 0 | |
| 0.2 to 0.4 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.040 |
| Silicon (Si), % | 0.2 to 0.35 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.012 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 | |
| 0.1 to 0.3 |