CR004A Copper vs. CR019A Copper
Both CR004A copper and CR019A copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. Their average alloy composition is basically identical.
For each property being compared, the top bar is CR004A copper and the bottom bar is CR019A copper.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 120 | |
120 |
Elongation at Break, % | 15 | |
15 |
Poisson's Ratio | 0.34 | |
0.34 |
Shear Modulus, GPa | 43 | |
43 |
Tensile Strength: Ultimate (UTS), MPa | 220 | |
220 |
Tensile Strength: Yield (Proof), MPa | 130 | |
130 |
Thermal Properties
Latent Heat of Fusion, J/g | 210 | |
210 |
Maximum Temperature: Mechanical, °C | 200 | |
200 |
Melting Completion (Liquidus), °C | 1090 | |
1090 |
Melting Onset (Solidus), °C | 1040 | |
1040 |
Specific Heat Capacity, J/kg-K | 390 | |
390 |
Thermal Conductivity, W/m-K | 380 | |
390 |
Thermal Expansion, µm/m-K | 17 | |
17 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 100 | |
100 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 100 | |
100 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 31 | |
35 |
Density, g/cm3 | 9.0 | |
9.0 |
Embodied Carbon, kg CO2/kg material | 2.6 | |
2.7 |
Embodied Energy, MJ/kg | 41 | |
42 |
Embodied Water, L/kg | 320 | |
390 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 29 | |
29 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 76 | |
76 |
Stiffness to Weight: Axial, points | 7.2 | |
7.2 |
Stiffness to Weight: Bending, points | 18 | |
18 |
Strength to Weight: Axial, points | 6.8 | |
6.8 |
Strength to Weight: Bending, points | 9.0 | |
9.0 |
Thermal Diffusivity, mm2/s | 110 | |
110 |
Thermal Shock Resistance, points | 7.8 | |
7.8 |
Alloy Composition
Bismuth (Bi), % | 0 to 0.00050 | |
0 to 0.00050 |
Copper (Cu), % | 99.9 to 100 | |
99.874 to 99.92 |
Lead (Pb), % | 0 to 0.0050 | |
0 |
Oxygen (O), % | 0 to 0.040 | |
0 |
Silver (Ag), % | 0 to 0.015 | |
0.080 to 0.12 |