Nickel 690 vs. EN 1.4477 Stainless Steel
Nickel 690 belongs to the nickel alloys classification, while EN 1.4477 stainless steel belongs to the iron alloys. They have 45% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is nickel 690 and the bottom bar is EN 1.4477 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 90 | |
| 270 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 210 |
| Elongation at Break, % | 3.4 to 34 | |
| 22 to 23 |
| Fatigue Strength, MPa | 180 to 300 | |
| 420 to 490 |
| Poisson's Ratio | 0.28 | |
| 0.27 |
| Shear Modulus, GPa | 79 | |
| 81 |
| Shear Strength, MPa | 420 to 570 | |
| 550 to 580 |
| Tensile Strength: Ultimate (UTS), MPa | 640 to 990 | |
| 880 to 930 |
| Tensile Strength: Yield (Proof), MPa | 250 to 760 | |
| 620 to 730 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 300 |
| Maximum Temperature: Mechanical, °C | 1010 | |
| 1100 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1430 |
| Melting Onset (Solidus), °C | 1340 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 14 | |
| 13 |
| Thermal Expansion, µm/m-K | 14 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.5 | |
| 2.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.6 | |
| 2.5 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 20 |
| Density, g/cm3 | 8.3 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 8.2 | |
| 3.7 |
| Embodied Energy, MJ/kg | 120 | |
| 52 |
| Embodied Water, L/kg | 290 | |
| 190 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 31 to 170 | |
| 180 to 190 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 1440 | |
| 940 to 1290 |
| Stiffness to Weight: Axial, points | 13 | |
| 15 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 21 to 33 | |
| 31 to 33 |
| Strength to Weight: Bending, points | 20 to 27 | |
| 26 to 27 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 3.5 |
| Thermal Shock Resistance, points | 16 to 25 | |
| 23 to 25 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 0 to 0.030 |
| Chromium (Cr), % | 27 to 31 | |
| 28 to 30 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 to 0.8 |
| Iron (Fe), % | 7.0 to 11 | |
| 56.6 to 63.6 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.8 to 1.5 |
| Molybdenum (Mo), % | 0 | |
| 1.5 to 2.6 |
| Nickel (Ni), % | 58 to 66 | |
| 5.8 to 7.5 |
| Nitrogen (N), % | 0 | |
| 0.3 to 0.4 |
| Phosphorus (P), % | 0 | |
| 0 to 0.030 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |