ASTM A514 Steel vs. AISI 440C Stainless Steel
Both ASTM A514 steel and AISI 440C stainless steel are iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is ASTM A514 steel and the bottom bar is AISI 440C stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 18 to 21 | |
| 2.0 to 14 |
| Fatigue Strength, MPa | 470 to 540 | |
| 260 to 840 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 76 |
| Shear Strength, MPa | 490 to 520 | |
| 430 to 1120 |
| Tensile Strength: Ultimate (UTS), MPa | 790 to 830 | |
| 710 to 1970 |
| Tensile Strength: Yield (Proof), MPa | 690 to 770 | |
| 450 to 1900 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 to 260 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 400 to 440 | |
| 870 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1480 |
| Melting Onset (Solidus), °C | 1420 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 37 to 51 | |
| 22 |
| Thermal Expansion, µm/m-K | 13 | |
| 10 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 to 7.6 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 to 8.8 | |
| 2.8 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.3 to 3.8 | |
| 9.0 |
| Density, g/cm3 | 7.8 to 7.9 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.6 to 1.8 | |
| 2.2 |
| Embodied Energy, MJ/kg | 21 to 25 | |
| 31 |
| Embodied Water, L/kg | 48 to 57 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 170 | |
| 39 to 88 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 28 to 29 | |
| 26 to 71 |
| Strength to Weight: Bending, points | 24 to 25 | |
| 23 to 46 |
| Thermal Diffusivity, mm2/s | 10 to 14 | |
| 6.0 |
| Thermal Shock Resistance, points | 23 to 24 | |
| 26 to 71 |