SAE-AISI 1140 Steel vs. ASTM A514 Steel
Both SAE-AISI 1140 steel and ASTM A514 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 SAE-AISI 1140 steel and the bottom bar is ASTM A514 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 170 to 180 | |
| 240 to 250 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 14 to 18 | |
| 18 to 21 |
| Fatigue Strength, MPa | 230 to 370 | |
| 470 to 540 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 72 | |
| 73 |
| Shear Strength, MPa | 370 to 420 | |
| 490 to 520 |
| Tensile Strength: Ultimate (UTS), MPa | 600 to 700 | |
| 790 to 830 |
| Tensile Strength: Yield (Proof), MPa | 340 to 570 | |
| 690 to 770 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 to 260 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 400 to 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 | 51 | |
| 37 to 51 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 7.2 to 7.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 | |
| 8.3 to 8.8 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 2.3 to 3.8 |
| Density, g/cm3 | 7.8 | |
| 7.8 to 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.6 to 1.8 |
| Embodied Energy, MJ/kg | 18 | |
| 21 to 25 |
| Embodied Water, L/kg | 46 | |
| 48 to 57 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 89 to 93 | |
| 140 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 310 to 870 | |
| 1280 to 1590 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 21 to 25 | |
| 28 to 29 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 24 to 25 |
| Thermal Diffusivity, mm2/s | 14 | |
| 10 to 14 |
| Thermal Shock Resistance, points | 18 to 21 | |
| 23 to 24 |