ASTM A302 Alloy Steel vs. SAE-AISI 9310 Steel
Both ASTM A302 alloy steel and SAE-AISI 9310 steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is ASTM A302 alloy steel and the bottom bar is SAE-AISI 9310 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 to 190 | |
| 540 to 610 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 20 to 23 | |
| 17 to 19 |
| Fatigue Strength, MPa | 250 to 280 | |
| 300 to 390 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 370 to 390 | |
| 510 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 590 to 620 | |
| 820 to 910 |
| Tensile Strength: Yield (Proof), MPa | 350 to 390 | |
| 450 to 570 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 410 | |
| 440 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 39 to 51 | |
| 48 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 to 7.4 | |
| 7.7 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.2 to 8.4 | |
| 8.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 to 3.0 | |
| 4.4 |
| Density, g/cm3 | 7.8 to 7.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.5 to 1.6 | |
| 1.8 |
| Embodied Energy, MJ/kg | 20 to 21 | |
| 24 |
| Embodied Water, L/kg | 48 to 50 | |
| 57 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 to 120 | |
| 120 to 150 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 330 to 410 | |
| 540 to 860 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 21 to 22 | |
| 29 to 32 |
| Strength to Weight: Bending, points | 20 to 21 | |
| 25 to 27 |
| Thermal Diffusivity, mm2/s | 10 to 14 | |
| 13 |
| Thermal Shock Resistance, points | 17 to 18 | |
| 24 to 27 |