EN 1.4525 Stainless Steel vs. C18900 Copper
EN 1.4525 stainless steel belongs to the iron alloys classification, while C18900 copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is EN 1.4525 stainless steel and the bottom bar is C18900 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 120 |
| Elongation at Break, % | 5.6 to 13 | |
| 14 to 48 |
| Poisson's Ratio | 0.28 | |
| 0.34 |
| Shear Modulus, GPa | 76 | |
| 43 |
| Tensile Strength: Ultimate (UTS), MPa | 1030 to 1250 | |
| 260 to 500 |
| Tensile Strength: Yield (Proof), MPa | 840 to 1120 | |
| 67 to 390 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 860 | |
| 200 |
| Melting Completion (Liquidus), °C | 1430 | |
| 1080 |
| Melting Onset (Solidus), °C | 1390 | |
| 1020 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 390 |
| Thermal Conductivity, W/m-K | 18 | |
| 130 |
| Thermal Expansion, µm/m-K | 11 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
| 30 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.6 | |
| 30 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 13 | |
| 31 |
| Density, g/cm3 | 7.8 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 2.8 | |
| 2.7 |
| Embodied Energy, MJ/kg | 39 | |
| 42 |
| Embodied Water, L/kg | 130 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 68 to 130 | |
| 65 to 95 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1820 to 3230 | |
| 20 to 660 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 25 | |
| 18 |
| Strength to Weight: Axial, points | 36 to 45 | |
| 8.2 to 16 |
| Strength to Weight: Bending, points | 29 to 33 | |
| 10 to 16 |
| Thermal Diffusivity, mm2/s | 4.7 | |
| 38 |
| Thermal Shock Resistance, points | 34 to 41 | |
| 9.3 to 18 |
Alloy Composition
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| Aluminum (Al), % | 0 | |
| 0 to 0.010 |
| Carbon (C), % | 0 to 0.070 | |
| 0 |
| Chromium (Cr), % | 15 to 17 | |
| 0 |
| Copper (Cu), % | 2.5 to 4.0 | |
| 97.7 to 99.15 |
| Iron (Fe), % | 70.4 to 79 | |
| 0 |
| Lead (Pb), % | 0 | |
| 0 to 0.020 |
| Manganese (Mn), % | 0 to 1.0 | |
| 0.1 to 0.3 |
| Molybdenum (Mo), % | 0 to 0.8 | |
| 0 |
| Nickel (Ni), % | 3.5 to 5.5 | |
| 0 |
| Niobium (Nb), % | 0 to 0.35 | |
| 0 |
| Nitrogen (N), % | 0 to 0.050 | |
| 0 |
| Phosphorus (P), % | 0 to 0.035 | |
| 0 to 0.050 |
| Silicon (Si), % | 0 to 0.8 | |
| 0.15 to 0.4 |
| Sulfur (S), % | 0 to 0.025 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0.6 to 0.9 |
| Zinc (Zn), % | 0 | |
| 0 to 0.1 |
| Residuals, % | 0 | |
| 0 to 0.5 |