Nickel 686 vs. EN 1.5508 Steel
Nickel 686 belongs to the nickel alloys classification, while EN 1.5508 steel belongs to the iron alloys. There are 30 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 nickel 686 and the bottom bar is EN 1.5508 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 220 | |
| 190 |
| Elongation at Break, % | 51 | |
| 11 to 20 |
| Fatigue Strength, MPa | 410 | |
| 210 to 320 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 77 | |
| 73 |
| Shear Strength, MPa | 560 | |
| 300 to 360 |
| Tensile Strength: Ultimate (UTS), MPa | 780 | |
| 420 to 1460 |
| Tensile Strength: Yield (Proof), MPa | 350 | |
| 310 to 490 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 980 | |
| 400 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1460 |
| Melting Onset (Solidus), °C | 1340 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 420 | |
| 470 |
| Thermal Conductivity, W/m-K | 9.8 | |
| 51 |
| Thermal Expansion, µm/m-K | 12 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.4 | |
| 7.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.4 | |
| 8.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 70 | |
| 1.9 |
| Density, g/cm3 | 9.0 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 12 | |
| 1.4 |
| Embodied Energy, MJ/kg | 170 | |
| 19 |
| Embodied Water, L/kg | 300 | |
| 47 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 320 | |
| 44 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 280 | |
| 260 to 640 |
| Stiffness to Weight: Axial, points | 14 | |
| 13 |
| Stiffness to Weight: Bending, points | 22 | |
| 24 |
| Strength to Weight: Axial, points | 24 | |
| 15 to 52 |
| Strength to Weight: Bending, points | 21 | |
| 16 to 36 |
| Thermal Diffusivity, mm2/s | 2.6 | |
| 14 |
| Thermal Shock Resistance, points | 21 | |
| 12 to 43 |
Alloy Composition
| Boron (B), % | 0 | |
| 0.00080 to 0.0050 |
| Carbon (C), % | 0 to 0.010 | |
| 0.2 to 0.25 |
| Chromium (Cr), % | 19 to 23 | |
| 0 to 0.3 |
| Copper (Cu), % | 0 | |
| 0 to 0.25 |
| Iron (Fe), % | 0 to 5.0 | |
| 97.9 to 99.199 |
| Manganese (Mn), % | 0 to 0.75 | |
| 0.6 to 0.9 |
| Molybdenum (Mo), % | 15 to 17 | |
| 0 |
| Nickel (Ni), % | 49.5 to 63 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.080 | |
| 0 to 0.3 |
| Sulfur (S), % | 0 to 0.020 | |
| 0 to 0.025 |
| Titanium (Ti), % | 0.020 to 0.25 | |
| 0 |
| Tungsten (W), % | 3.0 to 4.4 | |
| 0 |