C18900 Copper vs. EN 1.4062 Stainless Steel
C18900 copper belongs to the copper alloys classification, while EN 1.4062 stainless steel belongs to the iron alloys. There are 29 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 C18900 copper and the bottom bar is EN 1.4062 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 200 |
| Elongation at Break, % | 14 to 48 | |
| 23 to 34 |
| Poisson's Ratio | 0.34 | |
| 0.27 |
| Shear Modulus, GPa | 43 | |
| 79 |
| Shear Strength, MPa | 190 to 300 | |
| 510 |
| Tensile Strength: Ultimate (UTS), MPa | 260 to 500 | |
| 770 to 800 |
| Tensile Strength: Yield (Proof), MPa | 67 to 390 | |
| 530 to 600 |
Thermal Properties
| Latent Heat of Fusion, J/g | 210 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 200 | |
| 1030 |
| Melting Completion (Liquidus), °C | 1080 | |
| 1430 |
| Melting Onset (Solidus), °C | 1020 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 480 |
| Thermal Conductivity, W/m-K | 130 | |
| 15 |
| Thermal Expansion, µm/m-K | 17 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 30 | |
| 2.1 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 30 | |
| 2.4 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 31 | |
| 12 |
| Density, g/cm3 | 8.9 | |
| 7.7 |
| Embodied Carbon, kg CO2/kg material | 2.7 | |
| 2.6 |
| Embodied Energy, MJ/kg | 42 | |
| 37 |
| Embodied Water, L/kg | 310 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 65 to 95 | |
| 170 to 230 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 20 to 660 | |
| 690 to 910 |
| Stiffness to Weight: Axial, points | 7.2 | |
| 14 |
| Stiffness to Weight: Bending, points | 18 | |
| 25 |
| Strength to Weight: Axial, points | 8.2 to 16 | |
| 28 to 29 |
| Strength to Weight: Bending, points | 10 to 16 | |
| 24 to 25 |
| Thermal Diffusivity, mm2/s | 38 | |
| 4.0 |
| Thermal Shock Resistance, points | 9.3 to 18 | |
| 21 to 22 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.010 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.030 |
| Chromium (Cr), % | 0 | |
| 21.5 to 24 |
| Copper (Cu), % | 97.7 to 99.15 | |
| 0 |
| Iron (Fe), % | 0 | |
| 69.3 to 77.3 |
| Lead (Pb), % | 0 to 0.020 | |
| 0 |
| Manganese (Mn), % | 0.1 to 0.3 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.45 |
| Nickel (Ni), % | 0 | |
| 1.0 to 2.9 |
| Nitrogen (N), % | 0 | |
| 0.16 to 0.28 |
| Phosphorus (P), % | 0 to 0.050 | |
| 0 to 0.040 |
| Silicon (Si), % | 0.15 to 0.4 | |
| 0 to 1.0 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Tin (Sn), % | 0.6 to 0.9 | |
| 0 |
| Zinc (Zn), % | 0 to 0.1 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |