Direct Aged Nickel 718 vs. EN 1.4568 +P1450 Steel
Direct aged nickel 718 belongs to the nickel alloys classification, while EN 1.4568 +P1450 steel belongs to the iron alloys. They have 43% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is direct aged nickel 718 and the bottom bar is EN 1.4568 +P1450 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 19 | |
| 2.3 |
| Fatigue Strength, MPa | 760 | |
| 670 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 75 | |
| 76 |
| Shear Strength, MPa | 950 | |
| 930 |
| Tensile Strength: Ultimate (UTS), MPa | 1530 | |
| 1620 |
| Tensile Strength: Yield (Proof), MPa | 1330 | |
| 1490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 310 | |
| 280 |
| Maximum Temperature: Mechanical, °C | 980 | |
| 890 |
| Melting Completion (Liquidus), °C | 1340 | |
| 1420 |
| Melting Onset (Solidus), °C | 1260 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 450 | |
| 480 |
| Thermal Conductivity, W/m-K | 11 | |
| 16 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.4 | |
| 2.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.5 | |
| 2.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 75 | |
| 13 |
| Density, g/cm3 | 8.3 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 13 | |
| 2.8 |
| Embodied Energy, MJ/kg | 190 | |
| 40 |
| Embodied Water, L/kg | 250 | |
| 140 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 280 | |
| 36 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 4560 | |
| 5710 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 23 | |
| 25 |
| Strength to Weight: Axial, points | 51 | |
| 58 |
| Strength to Weight: Bending, points | 35 | |
| 40 |
| Thermal Diffusivity, mm2/s | 3.0 | |
| 4.3 |
| Thermal Shock Resistance, points | 44 | |
| 46 |
Alloy Composition
| Aluminum (Al), % | 0.2 to 0.8 | |
| 0.7 to 1.5 |
| Boron (B), % | 0 to 0.0060 | |
| 0 |
| Carbon (C), % | 0 to 0.080 | |
| 0 to 0.090 |
| Chromium (Cr), % | 17 to 21 | |
| 16 to 18 |
| Cobalt (Co), % | 0 to 1.0 | |
| 0 |
| Copper (Cu), % | 0 to 0.3 | |
| 0 |
| Iron (Fe), % | 11.1 to 24.6 | |
| 70.9 to 76.8 |
| Manganese (Mn), % | 0 to 0.35 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 2.8 to 3.3 | |
| 0 |
| Nickel (Ni), % | 50 to 55 | |
| 6.5 to 7.8 |
| Niobium (Nb), % | 4.8 to 5.5 | |
| 0 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.040 |
| Silicon (Si), % | 0 to 0.35 | |
| 0 to 0.7 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0.65 to 1.2 | |
| 0 |