SAE-AISI 6150 Steel vs. EN 1.4640 Stainless Steel
Both SAE-AISI 6150 steel and EN 1.4640 stainless steel are iron alloys. They have 73% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI 6150 steel and the bottom bar is EN 1.4640 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 350 | |
| 190 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 15 to 23 | |
| 51 |
| Fatigue Strength, MPa | 300 to 750 | |
| 230 to 250 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 77 |
| Shear Strength, MPa | 400 to 730 | |
| 440 to 460 |
| Tensile Strength: Ultimate (UTS), MPa | 630 to 1200 | |
| 620 to 650 |
| Tensile Strength: Yield (Proof), MPa | 420 to 1160 | |
| 240 to 260 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 930 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1420 |
| Melting Onset (Solidus), °C | 1410 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 46 | |
| 15 |
| Thermal Expansion, µm/m-K | 12 to 13 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 2.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 2.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.3 | |
| 14 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 2.0 | |
| 2.8 |
| Embodied Energy, MJ/kg | 28 | |
| 40 |
| Embodied Water, L/kg | 51 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 180 | |
| 250 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 460 to 3590 | |
| 150 to 170 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 22 to 43 | |
| 22 to 23 |
| Strength to Weight: Bending, points | 21 to 32 | |
| 21 |
| Thermal Diffusivity, mm2/s | 13 | |
| 4.0 |
| Thermal Shock Resistance, points | 20 to 38 | |
| 14 to 15 |
Alloy Composition
| Carbon (C), % | 0.48 to 0.53 | |
| 0.030 to 0.080 |
| Chromium (Cr), % | 0.8 to 1.1 | |
| 18 to 19 |
| Copper (Cu), % | 0 | |
| 1.3 to 2.0 |
| Iron (Fe), % | 96.7 to 97.7 | |
| 67.4 to 73.6 |
| Manganese (Mn), % | 0.7 to 0.9 | |
| 1.5 to 4.0 |
| Nickel (Ni), % | 0 | |
| 5.5 to 6.9 |
| Nitrogen (N), % | 0 | |
| 0.030 to 0.11 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.045 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 to 0.015 |
| Vanadium (V), % | 0.15 to 0.3 | |
| 0 |