SAE-AISI 4130 Steel vs. EN 1.7386 Steel
Both SAE-AISI 4130 steel and EN 1.7386 steel are iron alloys. They have a moderately high 91% 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 4130 steel and the bottom bar is EN 1.7386 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 300 | |
| 170 to 200 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 13 to 26 | |
| 18 to 21 |
| Fatigue Strength, MPa | 320 to 660 | |
| 170 to 290 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 75 |
| Shear Strength, MPa | 340 to 640 | |
| 340 to 410 |
| Tensile Strength: Ultimate (UTS), MPa | 530 to 1040 | |
| 550 to 670 |
| Tensile Strength: Yield (Proof), MPa | 440 to 980 | |
| 240 to 440 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 600 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1450 |
| Melting Onset (Solidus), °C | 1420 | |
| 1410 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 43 | |
| 26 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
| 9.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
| 10 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 6.5 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 2.0 |
| Embodied Energy, MJ/kg | 20 | |
| 28 |
| Embodied Water, L/kg | 50 | |
| 88 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 83 to 180 | |
| 92 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 500 to 2550 | |
| 150 to 490 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 19 to 37 | |
| 20 to 24 |
| Strength to Weight: Bending, points | 19 to 29 | |
| 19 to 22 |
| Thermal Diffusivity, mm2/s | 12 | |
| 6.9 |
| Thermal Shock Resistance, points | 16 to 31 | |
| 15 to 18 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.040 |
| Carbon (C), % | 0.28 to 0.33 | |
| 0.080 to 0.15 |
| Chromium (Cr), % | 0.8 to 1.1 | |
| 8.0 to 10 |
| Copper (Cu), % | 0 | |
| 0 to 0.3 |
| Iron (Fe), % | 97.3 to 98.2 | |
| 86.8 to 90.5 |
| Manganese (Mn), % | 0.4 to 0.6 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0.15 to 0.25 | |
| 0.9 to 1.1 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.025 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0.25 to 1.0 |
| Sulfur (S), % | 0 to 0.040 | |
| 0 to 0.010 |