CC381H Copper-nickel vs. EN 1.4606 Stainless Steel
CC381H copper-nickel belongs to the copper alloys classification, while EN 1.4606 stainless steel belongs to the iron alloys. They have a modest 27% of their average alloy composition in common, which, by itself, doesn't mean much. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is EN 1.4606 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 20 | |
| 23 to 39 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 52 | |
| 75 |
| Tensile Strength: Ultimate (UTS), MPa | 380 | |
| 600 to 1020 |
| Tensile Strength: Yield (Proof), MPa | 140 | |
| 280 to 630 |
Thermal Properties
| Latent Heat of Fusion, J/g | 240 | |
| 300 |
| Maximum Temperature: Mechanical, °C | 260 | |
| 910 |
| Melting Completion (Liquidus), °C | 1180 | |
| 1430 |
| Melting Onset (Solidus), °C | 1120 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 410 | |
| 470 |
| Thermal Conductivity, W/m-K | 30 | |
| 14 |
| Thermal Expansion, µm/m-K | 16 | |
| 11 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 6.8 | |
| 1.9 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 6.9 | |
| 2.2 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 40 | |
| 26 |
| Density, g/cm3 | 8.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 5.0 | |
| 6.0 |
| Embodied Energy, MJ/kg | 73 | |
| 87 |
| Embodied Water, L/kg | 280 | |
| 170 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 60 | |
| 190 to 200 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 68 | |
| 200 to 1010 |
| Stiffness to Weight: Axial, points | 8.6 | |
| 14 |
| Stiffness to Weight: Bending, points | 19 | |
| 24 |
| Strength to Weight: Axial, points | 12 | |
| 21 to 36 |
| Strength to Weight: Bending, points | 13 | |
| 20 to 28 |
| Thermal Diffusivity, mm2/s | 8.4 | |
| 3.7 |
| Thermal Shock Resistance, points | 13 | |
| 21 to 35 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.010 | |
| 0 to 0.35 |
| Boron (B), % | 0 | |
| 0.0010 to 0.010 |
| Carbon (C), % | 0 to 0.030 | |
| 0 to 0.080 |
| Chromium (Cr), % | 0 | |
| 13 to 16 |
| Copper (Cu), % | 64.5 to 69.9 | |
| 0 |
| Iron (Fe), % | 0.5 to 1.5 | |
| 49.2 to 59 |
| Lead (Pb), % | 0 to 0.030 | |
| 0 |
| Manganese (Mn), % | 0.6 to 1.2 | |
| 1.0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 1.0 to 1.5 |
| Nickel (Ni), % | 29 to 31 | |
| 24 to 27 |
| Phosphorus (P), % | 0 to 0.010 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.1 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.015 |
| Titanium (Ti), % | 0 | |
| 1.9 to 2.3 |
| Vanadium (V), % | 0 | |
| 0.1 to 0.5 |
| Zinc (Zn), % | 0 to 0.5 | |
| 0 |