EN 1.3961 Alloy vs. SAE-AISI 1039 Steel
Both EN 1.3961 alloy and SAE-AISI 1039 steel are iron alloys. They have 63% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is EN 1.3961 alloy and the bottom bar is SAE-AISI 1039 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 31 | |
| 14 to 18 |
| Poisson's Ratio | 0.3 | |
| 0.29 |
| Shear Modulus, GPa | 72 | |
| 73 |
| Shear Strength, MPa | 300 | |
| 380 to 420 |
| Tensile Strength: Ultimate (UTS), MPa | 450 | |
| 610 to 690 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 340 to 580 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 250 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1460 |
| Melting Onset (Solidus), °C | 1390 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 460 | |
| 470 |
| Thermal Expansion, µm/m-K | 1.3 | |
| 12 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 25 | |
| 1.8 |
| Density, g/cm3 | 8.2 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 4.8 | |
| 1.4 |
| Embodied Energy, MJ/kg | 66 | |
| 18 |
| Embodied Water, L/kg | 110 | |
| 46 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 | |
| 88 to 94 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 | |
| 310 to 890 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 15 | |
| 22 to 24 |
| Strength to Weight: Bending, points | 16 | |
| 20 to 22 |
| Thermal Shock Resistance, points | 130 | |
| 19 to 22 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0.37 to 0.44 |
| Chromium (Cr), % | 0 to 0.25 | |
| 0 |
| Iron (Fe), % | 60.7 to 65 | |
| 98.5 to 98.9 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.7 to 1.0 |
| Molybdenum (Mo), % | 0 to 1.0 | |
| 0 |
| Nickel (Ni), % | 35 to 37 | |
| 0 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 to 0.050 |