Nickel 690 vs. Automotive Malleable Cast Iron
Nickel 690 belongs to the nickel alloys classification, while automotive malleable cast iron belongs to the iron alloys. There are 28 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 automotive malleable cast iron.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 90 | |
| 130 to 290 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 180 |
| Elongation at Break, % | 3.4 to 34 | |
| 1.0 to 10 |
| Poisson's Ratio | 0.28 | |
| 0.29 |
| Shear Modulus, GPa | 79 | |
| 70 |
| Tensile Strength: Ultimate (UTS), MPa | 640 to 990 | |
| 350 to 720 |
| Tensile Strength: Yield (Proof), MPa | 250 to 760 | |
| 220 to 590 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 260 |
| Melting Completion (Liquidus), °C | 1380 | |
| 1410 |
| Melting Onset (Solidus), °C | 1340 | |
| 1370 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 480 |
| Thermal Conductivity, W/m-K | 14 | |
| 41 |
| Thermal Expansion, µm/m-K | 14 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.5 | |
| 7.4 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.6 | |
| 8.7 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 1.9 |
| Density, g/cm3 | 8.3 | |
| 7.6 |
| Embodied Carbon, kg CO2/kg material | 8.2 | |
| 1.5 |
| Embodied Energy, MJ/kg | 120 | |
| 20 |
| Embodied Water, L/kg | 290 | |
| 45 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 31 to 170 | |
| 6.8 to 30 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 to 1440 | |
| 130 to 950 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 21 to 33 | |
| 13 to 26 |
| Strength to Weight: Bending, points | 20 to 27 | |
| 14 to 24 |
| Thermal Diffusivity, mm2/s | 3.5 | |
| 11 |
| Thermal Shock Resistance, points | 16 to 25 | |
| 9.9 to 21 |
Alloy Composition
| Carbon (C), % | 0 to 0.050 | |
| 2.2 to 2.9 |
| Chromium (Cr), % | 27 to 31 | |
| 0 |
| Copper (Cu), % | 0 to 0.5 | |
| 0 |
| Iron (Fe), % | 7.0 to 11 | |
| 93.6 to 96.7 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0.15 to 1.3 |
| Nickel (Ni), % | 58 to 66 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0.020 to 0.15 |
| Silicon (Si), % | 0 to 0.5 | |
| 0.9 to 1.9 |
| Sulfur (S), % | 0 to 0.015 | |
| 0.020 to 0.2 |