CR022A Copper vs. SAE-AISI 1021 Steel
CR022A copper belongs to the copper alloys classification, while SAE-AISI 1021 steel belongs to the iron 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 CR022A copper and the bottom bar is SAE-AISI 1021 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 120 | |
190 |
Elongation at Break, % | 15 | |
17 to 27 |
Poisson's Ratio | 0.34 | |
0.29 |
Shear Modulus, GPa | 43 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 230 | |
480 to 530 |
Tensile Strength: Yield (Proof), MPa | 140 | |
260 to 450 |
Thermal Properties
Latent Heat of Fusion, J/g | 210 | |
250 |
Maximum Temperature: Mechanical, °C | 200 | |
400 |
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 | |
52 |
Thermal Expansion, µm/m-K | 17 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 100 | |
7.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 100 | |
8.0 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 31 | |
1.8 |
Density, g/cm3 | 9.0 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 2.6 | |
1.4 |
Embodied Energy, MJ/kg | 41 | |
18 |
Embodied Water, L/kg | 310 | |
46 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 31 | |
84 to 110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 83 | |
180 to 530 |
Stiffness to Weight: Axial, points | 7.2 | |
13 |
Stiffness to Weight: Bending, points | 18 | |
24 |
Strength to Weight: Axial, points | 7.1 | |
17 to 19 |
Strength to Weight: Bending, points | 9.3 | |
17 to 18 |
Thermal Diffusivity, mm2/s | 110 | |
14 |
Thermal Shock Resistance, points | 8.1 | |
15 to 17 |
Alloy Composition
Antimony (Sb), % | 0 to 0.00040 | |
0 |
Arsenic (As), % | 0 to 0.00050 | |
0 |
Bismuth (Bi), % | 0 to 0.00020 | |
0 |
Cadmium (Cd), % | 0 to 0.00010 | |
0 |
Carbon (C), % | 0 | |
0.18 to 0.23 |
Copper (Cu), % | 99.99 to 99.999 | |
0 |
Iron (Fe), % | 0 to 0.0010 | |
98.8 to 99.22 |
Lead (Pb), % | 0 to 0.00050 | |
0 |
Manganese (Mn), % | 0 to 0.00050 | |
0.6 to 0.9 |
Nickel (Ni), % | 0 to 0.0010 | |
0 |
Phosphorus (P), % | 0.0010 to 0.0060 | |
0 to 0.040 |
Selenium (Se), % | 0 to 0.00020 | |
0 |
Silver (Ag), % | 0 to 0.0025 | |
0 |
Sulfur (S), % | 0 to 0.0015 | |
0 to 0.050 |
Tellurium (Te), % | 0 to 0.00020 | |
0 |
Tin (Sn), % | 0 to 0.00020 | |
0 |
Zinc (Zn), % | 0 to 0.00010 | |
0 |