Nickel 625 vs. Nickel 690
Both nickel 625 and nickel 690 are nickel alloys. They have 87% of their average alloy composition in common. 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 625 and the bottom bar is nickel 690.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 200 |
| Elongation at Break, % | 33 to 34 | |
| 3.4 to 34 |
| Fatigue Strength, MPa | 240 to 320 | |
| 180 to 300 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 79 | |
| 79 |
| Shear Strength, MPa | 530 to 600 | |
| 420 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 790 to 910 | |
| 640 to 990 |
| Tensile Strength: Yield (Proof), MPa | 320 to 450 | |
| 250 to 760 |
Thermal Properties
| Latent Heat of Fusion, J/g | 330 | |
| 320 |
| Maximum Temperature: Mechanical, °C | 980 | |
| 1010 |
| Melting Completion (Liquidus), °C | 1350 | |
| 1380 |
| Melting Onset (Solidus), °C | 1290 | |
| 1340 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 470 |
| Thermal Conductivity, W/m-K | 11 | |
| 14 |
| Thermal Expansion, µm/m-K | 13 | |
| 14 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 1.3 | |
| 1.5 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 1.4 | |
| 1.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 80 | |
| 50 |
| Density, g/cm3 | 8.6 | |
| 8.3 |
| Embodied Carbon, kg CO2/kg material | 14 | |
| 8.2 |
| Embodied Energy, MJ/kg | 190 | |
| 120 |
| Embodied Water, L/kg | 290 | |
| 290 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 220 to 250 | |
| 31 to 170 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 490 | |
| 160 to 1440 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 26 to 29 | |
| 21 to 33 |
| Strength to Weight: Bending, points | 22 to 24 | |
| 20 to 27 |
| Thermal Diffusivity, mm2/s | 2.9 | |
| 3.5 |
| Thermal Shock Resistance, points | 22 to 25 | |
| 16 to 25 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.4 | |
| 0 |
| Carbon (C), % | 0 to 0.1 | |
| 0 to 0.050 |
| Chromium (Cr), % | 20 to 23 | |
| 27 to 31 |
| Cobalt (Co), % | 0 to 1.0 | |
| 0 |
| Copper (Cu), % | 0 | |
| 0 to 0.5 |
| Iron (Fe), % | 0 to 5.0 | |
| 7.0 to 11 |
| Manganese (Mn), % | 0 to 0.5 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 8.0 to 10 | |
| 0 |
| Nickel (Ni), % | 58 to 68.9 | |
| 58 to 66 |
| Niobium (Nb), % | 3.2 to 4.2 | |
| 0 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 to 0.4 | |
| 0 |