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CR019A Copper vs. Solder Alloy 201

CR019A copper belongs to the copper alloys classification, while solder alloy 201 belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is CR019A copper and the bottom bar is solder alloy 201.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
50
Elongation at Break, % 15
38
Poisson's Ratio 0.34
0.35
Shear Modulus, GPa 43
19
Tensile Strength: Ultimate (UTS), MPa 220
41

Thermal Properties

Latent Heat of Fusion, J/g 210
64
Melting Completion (Liquidus), °C 1090
240
Melting Onset (Solidus), °C 1040
240
Specific Heat Capacity, J/kg-K 390
220
Thermal Conductivity, W/m-K 390
28
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
12
Electrical Conductivity: Equal Weight (Specific), % IACS 100
15

Otherwise Unclassified Properties

Density, g/cm3 9.0
7.3
Embodied Carbon, kg CO2/kg material 2.7
15
Embodied Energy, MJ/kg 42
250
Embodied Water, L/kg 390
1320

Common Calculations

Stiffness to Weight: Axial, points 7.2
3.8
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 6.8
1.6
Strength to Weight: Bending, points 9.0
3.6
Thermal Diffusivity, mm2/s 110
17
Thermal Shock Resistance, points 7.8
2.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
4.5 to 5.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0 to 0.00050
0 to 0.1
Cadmium (Cd), % 0
0 to 0.0020
Copper (Cu), % 99.874 to 99.92
0 to 0.050
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0
0 to 0.020
Lead (Pb), % 0
0 to 0.070
Nickel (Ni), % 0
0 to 0.010
Silver (Ag), % 0.080 to 0.12
0 to 0.1
Tin (Sn), % 0
94 to 95.5
Zinc (Zn), % 0
0 to 0.0010