SAE-AISI 1340 Steel vs. EN 1.4062 Stainless Steel
Both SAE-AISI 1340 steel and EN 1.4062 stainless steel are iron alloys. They have 75% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 1340 steel and the bottom bar is EN 1.4062 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 11 to 23 | |
| 23 to 34 |
| Fatigue Strength, MPa | 220 to 390 | |
| 410 to 420 |
| Poisson's Ratio | 0.29 | |
| 0.27 |
| Shear Modulus, GPa | 72 | |
| 79 |
| Shear Strength, MPa | 340 to 440 | |
| 510 |
| Tensile Strength: Ultimate (UTS), MPa | 540 to 730 | |
| 770 to 800 |
| Tensile Strength: Yield (Proof), MPa | 300 to 620 | |
| 530 to 600 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 1030 |
| Melting Completion (Liquidus), °C | 1450 | |
| 1430 |
| Melting Onset (Solidus), °C | 1410 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 51 | |
| 15 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 2.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 2.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 12 |
| Density, g/cm3 | 7.8 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 2.6 |
| Embodied Energy, MJ/kg | 19 | |
| 37 |
| Embodied Water, L/kg | 48 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 78 to 110 | |
| 170 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 240 to 1040 | |
| 690 to 910 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 19 to 26 | |
| 28 to 29 |
| Strength to Weight: Bending, points | 19 to 23 | |
| 24 to 25 |
| Thermal Diffusivity, mm2/s | 14 | |
| 4.0 |
| Thermal Shock Resistance, points | 17 to 23 | |
| 21 to 22 |
Alloy Composition
| Carbon (C), % | 0.38 to 0.43 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 21.5 to 24 |
| Iron (Fe), % | 97.2 to 97.9 | |
| 69.3 to 77.3 |
| Manganese (Mn), % | 1.6 to 1.9 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.45 |
| Nickel (Ni), % | 0 | |
| 1.0 to 2.9 |
| Nitrogen (N), % | 0 | |
| 0.16 to 0.28 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.040 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 to 0.010 |