Grade M30H Nickel vs. Grade CW6MC Nickel
Both grade M30H nickel and grade CW6MC nickel are nickel alloys. They have 65% of their average alloy composition in common.
For each property being compared, the top bar is grade M30H nickel and the bottom bar is grade CW6MC nickel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 160 | |
| 200 |
| Elongation at Break, % | 11 | |
| 28 |
| Fatigue Strength, MPa | 230 | |
| 210 |
| Poisson's Ratio | 0.32 | |
| 0.29 |
| Shear Modulus, GPa | 61 | |
| 79 |
| Tensile Strength: Ultimate (UTS), MPa | 770 | |
| 540 |
| Tensile Strength: Yield (Proof), MPa | 470 | |
| 310 |
Thermal Properties
| Latent Heat of Fusion, J/g | 320 | |
| 330 |
| Maximum Temperature: Mechanical, °C | 900 | |
| 980 |
| Melting Completion (Liquidus), °C | 1250 | |
| 1480 |
| Melting Onset (Solidus), °C | 1200 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 440 | |
| 440 |
| Thermal Conductivity, W/m-K | 22 | |
| 11 |
| Thermal Expansion, µm/m-K | 13 | |
| 12 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.3 | |
| 1.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.4 | |
| 1.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 50 | |
| 80 |
| Density, g/cm3 | 8.6 | |
| 8.6 |
| Embodied Carbon, kg CO2/kg material | 7.7 | |
| 14 |
| Embodied Energy, MJ/kg | 110 | |
| 200 |
| Embodied Water, L/kg | 250 | |
| 290 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 75 | |
| 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 700 | |
| 240 |
| Stiffness to Weight: Axial, points | 10 | |
| 13 |
| Stiffness to Weight: Bending, points | 21 | |
| 23 |
| Strength to Weight: Axial, points | 25 | |
| 18 |
| Strength to Weight: Bending, points | 22 | |
| 17 |
| Thermal Diffusivity, mm2/s | 5.7 | |
| 2.8 |
| Thermal Shock Resistance, points | 27 | |
| 15 |
Alloy Composition
| Carbon (C), % | 0 to 0.3 | |
| 0 to 0.060 |
| Chromium (Cr), % | 0 | |
| 20 to 23 |
| Copper (Cu), % | 27 to 33 | |
| 0 |
| Iron (Fe), % | 0 to 3.5 | |
| 0 to 5.0 |
| Manganese (Mn), % | 0 to 1.5 | |
| 0 to 1.0 |
| Molybdenum (Mo), % | 0 | |
| 8.0 to 10 |
| Nickel (Ni), % | 57.9 to 70.3 | |
| 55.4 to 68.9 |
| Niobium (Nb), % | 0 | |
| 3.2 to 4.5 |
| Phosphorus (P), % | 0 to 0.030 | |
| 0 to 0.015 |
| Silicon (Si), % | 2.7 to 3.7 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.030 | |
| 0 to 0.030 |