SAE-AISI 1141 Steel vs. C14700 Copper
SAE-AISI 1141 steel belongs to the iron alloys classification, while C14700 copper belongs to the copper 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 SAE-AISI 1141 steel and the bottom bar is C14700 copper.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 120 |
| Elongation at Break, % | 11 to 17 | |
| 9.1 to 35 |
| Poisson's Ratio | 0.29 | |
| 0.34 |
| Shear Modulus, GPa | 72 | |
| 43 |
| Shear Strength, MPa | 460 to 480 | |
| 160 to 190 |
| Tensile Strength: Ultimate (UTS), MPa | 740 to 810 | |
| 240 to 320 |
| Tensile Strength: Yield (Proof), MPa | 400 to 700 | |
| 85 to 250 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 210 |
| Maximum Temperature: Mechanical, °C | 400 | |
| 200 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1080 |
| Melting Onset (Solidus), °C | 1420 | |
| 1070 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 390 |
| Thermal Conductivity, W/m-K | 51 | |
| 370 |
| Thermal Expansion, µm/m-K | 12 | |
| 17 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 10 | |
| 95 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 12 | |
| 96 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 1.9 | |
| 30 |
| Density, g/cm3 | 7.8 | |
| 8.9 |
| Embodied Carbon, kg CO2/kg material | 1.4 | |
| 2.6 |
| Embodied Energy, MJ/kg | 19 | |
| 41 |
| Embodied Water, L/kg | 47 | |
| 310 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 86 to 110 | |
| 25 to 65 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 430 to 1290 | |
| 31 to 280 |
| Stiffness to Weight: Axial, points | 13 | |
| 7.2 |
| Stiffness to Weight: Bending, points | 24 | |
| 18 |
| Strength to Weight: Axial, points | 26 to 29 | |
| 7.3 to 10 |
| Strength to Weight: Bending, points | 23 to 25 | |
| 9.5 to 12 |
| Thermal Diffusivity, mm2/s | 14 | |
| 110 |
| Thermal Shock Resistance, points | 24 to 26 | |
| 8.4 to 12 |
Alloy Composition
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| Carbon (C), % | 0.37 to 0.45 | |
| 0 |
| Copper (Cu), % | 0 | |
| 99.395 to 99.798 |
| Iron (Fe), % | 97.7 to 98.2 | |
| 0 |
| Manganese (Mn), % | 1.4 to 1.7 | |
| 0 |
| Phosphorus (P), % | 0 to 0.040 | |
| 0.0020 to 0.0050 |
| Sulfur (S), % | 0.080 to 0.13 | |
| 0.2 to 0.5 |
| Residuals, % | 0 | |
| 0 to 0.1 |