EN 1.3961 Alloy vs. EN 1.7711 Steel
Both EN 1.3961 alloy and EN 1.7711 steel are iron alloys. They have 64% 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 EN 1.7711 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 31 | |
| 16 to 22 |
| Poisson's Ratio | 0.3 | |
| 0.29 |
| Shear Modulus, GPa | 72 | |
| 73 |
| Shear Strength, MPa | 300 | |
| 440 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 450 | |
| 690 to 930 |
| Tensile Strength: Yield (Proof), MPa | 310 | |
| 400 to 800 |
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 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 25 | |
| 3.0 |
| Density, g/cm3 | 8.2 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 4.8 | |
| 2.3 |
| Embodied Energy, MJ/kg | 66 | |
| 32 |
| Embodied Water, L/kg | 110 | |
| 54 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 | |
| 130 to 140 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 | |
| 430 to 1690 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 15 | |
| 24 to 33 |
| Strength to Weight: Bending, points | 16 | |
| 22 to 27 |
| Thermal Shock Resistance, points | 130 | |
| 24 to 32 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 0 to 0.015 |
| Carbon (C), % | 0 to 0.050 | |
| 0.36 to 0.44 |
| Chromium (Cr), % | 0 to 0.25 | |
| 0.9 to 1.2 |
| Iron (Fe), % | 60.7 to 65 | |
| 96 to 97.5 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.45 to 0.85 |
| Molybdenum (Mo), % | 0 to 1.0 | |
| 0.5 to 0.65 |
| Nickel (Ni), % | 35 to 37 | |
| 0 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.4 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 to 0.030 |
| Vanadium (V), % | 0 | |
| 0.25 to 0.35 |