CR014A Copper vs. SAE-AISI 8645 Steel
CR014A copper belongs to the copper alloys classification, while SAE-AISI 8645 steel belongs to the iron alloys. There are 28 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 CR014A copper and the bottom bar is SAE-AISI 8645 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 120 | |
190 |
Elongation at Break, % | 15 | |
12 to 23 |
Poisson's Ratio | 0.34 | |
0.29 |
Shear Modulus, GPa | 43 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 230 | |
600 to 670 |
Tensile Strength: Yield (Proof), MPa | 140 | |
390 to 560 |
Thermal Properties
Latent Heat of Fusion, J/g | 210 | |
250 |
Maximum Temperature: Mechanical, °C | 200 | |
410 |
Melting Completion (Liquidus), °C | 1090 | |
1460 |
Melting Onset (Solidus), °C | 1040 | |
1420 |
Specific Heat Capacity, J/kg-K | 390 | |
470 |
Thermal Conductivity, W/m-K | 380 | |
39 |
Thermal Expansion, µm/m-K | 17 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 98 | |
7.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 99 | |
8.4 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 32 | |
2.6 |
Density, g/cm3 | 9.0 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 2.6 | |
1.5 |
Embodied Energy, MJ/kg | 42 | |
20 |
Embodied Water, L/kg | 340 | |
50 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 31 | |
77 to 120 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 83 | |
420 to 840 |
Stiffness to Weight: Axial, points | 7.2 | |
13 |
Stiffness to Weight: Bending, points | 18 | |
24 |
Strength to Weight: Axial, points | 7.1 | |
21 to 24 |
Strength to Weight: Bending, points | 9.3 | |
20 to 22 |
Thermal Diffusivity, mm2/s | 110 | |
10 |
Thermal Shock Resistance, points | 8.1 | |
18 to 20 |
Alloy Composition
Bismuth (Bi), % | 0 to 0.00050 | |
0 |
Carbon (C), % | 0 | |
0.43 to 0.48 |
Chromium (Cr), % | 0 | |
0.4 to 0.6 |
Copper (Cu), % | 99.913 to 99.969 | |
0 |
Iron (Fe), % | 0 | |
96.5 to 97.7 |
Manganese (Mn), % | 0 | |
0.75 to 1.0 |
Molybdenum (Mo), % | 0 | |
0.15 to 0.25 |
Nickel (Ni), % | 0 | |
0.4 to 0.7 |
Phosphorus (P), % | 0.0010 to 0.0070 | |
0 to 0.035 |
Silicon (Si), % | 0 | |
0.15 to 0.35 |
Silver (Ag), % | 0.030 to 0.050 | |
0 |
Sulfur (S), % | 0 | |
0 to 0.040 |