SAE-AISI 1039 Steel vs. EN 1.0038 Steel
Both SAE-AISI 1039 steel and EN 1.0038 steel are iron alloys. Their average alloy composition is basically identical. 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 1039 steel and the bottom bar is EN 1.0038 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 180 to 200 | |
| 110 to 120 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 14 to 18 | |
| 23 to 25 |
| Fatigue Strength, MPa | 230 to 370 | |
| 140 to 160 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Shear Strength, MPa | 380 to 420 | |
| 240 to 270 |
| Tensile Strength: Ultimate (UTS), MPa | 610 to 690 | |
| 380 to 430 |
| Tensile Strength: Yield (Proof), MPa | 340 to 580 | |
| 200 to 220 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 400 |
| 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 | |
| 49 |
| Thermal Expansion, µm/m-K | 12 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.0 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.1 | |
| 8.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.8 | |
| 2.1 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 1.4 |
| Embodied Energy, MJ/kg | 18 | |
| 19 |
| Embodied Water, L/kg | 46 | |
| 48 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 88 to 94 | |
| 72 to 88 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 310 to 890 | |
| 110 to 130 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 24 | |
| 13 to 15 |
| Strength to Weight: Bending, points | 20 to 22 | |
| 15 to 16 |
| Thermal Diffusivity, mm2/s | 14 | |
| 13 |
| Thermal Shock Resistance, points | 19 to 22 | |
| 12 to 13 |
Alloy Composition
| Carbon (C), % | 0.37 to 0.44 | |
| 0 to 0.23 |
| Chromium (Cr), % | 0 | |
| 0 to 0.3 |
| Copper (Cu), % | 0 | |
| 0 to 0.6 |
| Iron (Fe), % | 98.5 to 98.9 | |
| 97.1 to 100 |
| Manganese (Mn), % | 0.7 to 1.0 | |
| 0 to 1.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.080 |
| Nickel (Ni), % | 0 | |
| 0 to 0.3 |
| Nitrogen (N), % | 0 | |
| 0 to 0.014 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.045 |
| Silicon (Si), % | 0 | |
| 0 to 0.55 |
| Sulfur (S), % | 0 to 0.050 | |
| 0 to 0.045 |