C17500 Copper vs. S45503 Stainless Steel
C17500 copper belongs to the copper alloys classification, while S45503 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is C17500 copper and the bottom bar is S45503 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 120 | |
| 190 |
| Elongation at Break, % | 6.0 to 30 | |
| 4.6 to 6.8 |
| Fatigue Strength, MPa | 170 to 310 | |
| 710 to 800 |
| Poisson's Ratio | 0.34 | |
| 0.28 |
| Shear Modulus, GPa | 45 | |
| 75 |
| Shear Strength, MPa | 200 to 520 | |
| 940 to 1070 |
| Tensile Strength: Ultimate (UTS), MPa | 310 to 860 | |
| 1610 to 1850 |
| Tensile Strength: Yield (Proof), MPa | 170 to 760 | |
| 1430 to 1700 |
Thermal Properties
| Latent Heat of Fusion, J/g | 220 | |
| 270 |
| Maximum Temperature: Mechanical, °C | 220 | |
| 760 |
| Melting Completion (Liquidus), °C | 1060 | |
| 1440 |
| Melting Onset (Solidus), °C | 1020 | |
| 1400 |
| Specific Heat Capacity, J/kg-K | 390 | |
| 470 |
| Thermal Expansion, µm/m-K | 18 | |
| 11 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 60 | |
| 15 |
| Density, g/cm3 | 8.9 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 4.7 | |
| 3.4 |
| Embodied Energy, MJ/kg | 73 | |
| 48 |
| Embodied Water, L/kg | 320 | |
| 120 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 30 to 120 | |
| 82 to 110 |
| Stiffness to Weight: Axial, points | 7.5 | |
| 14 |
| Stiffness to Weight: Bending, points | 18 | |
| 24 |
| Strength to Weight: Axial, points | 9.7 to 27 | |
| 57 to 65 |
| Strength to Weight: Bending, points | 11 to 23 | |
| 39 to 43 |
| Thermal Shock Resistance, points | 11 to 29 | |
| 56 to 64 |
Alloy Composition
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| Aluminum (Al), % | 0 to 0.2 | |
| 0 |
| Beryllium (Be), % | 0.4 to 0.7 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.010 |
| Chromium (Cr), % | 0 | |
| 11 to 12.5 |
| Cobalt (Co), % | 2.4 to 2.7 | |
| 0 |
| Copper (Cu), % | 95.6 to 97.2 | |
| 1.5 to 2.5 |
| Iron (Fe), % | 0 to 0.1 | |
| 72.4 to 78.9 |
| Manganese (Mn), % | 0 | |
| 0 to 0.5 |
| Molybdenum (Mo), % | 0 | |
| 0 to 0.5 |
| Nickel (Ni), % | 0 | |
| 7.5 to 9.5 |
| Niobium (Nb), % | 0 | |
| 0.1 to 0.5 |
| Phosphorus (P), % | 0 | |
| 0 to 0.010 |
| Silicon (Si), % | 0 to 0.2 | |
| 0 to 0.2 |
| Sulfur (S), % | 0 | |
| 0 to 0.010 |
| Titanium (Ti), % | 0 | |
| 1.0 to 1.4 |
| Residuals, % | 0 to 0.5 | |
| 0 |