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CR020A Copper vs. Solder Alloy 801

CR020A copper belongs to the copper alloys classification, while solder alloy 801 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 CR020A copper and the bottom bar is solder alloy 801.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
53
Elongation at Break, % 15
33
Poisson's Ratio 0.34
0.35
Shear Modulus, GPa 43
20
Tensile Strength: Ultimate (UTS), MPa 220
55

Thermal Properties

Latent Heat of Fusion, J/g 210
64
Melting Completion (Liquidus), °C 1090
200
Melting Onset (Solidus), °C 1040
200
Specific Heat Capacity, J/kg-K 390
240
Thermal Conductivity, W/m-K 380
61
Thermal Expansion, µm/m-K 17
22

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
15
Electrical Conductivity: Equal Weight (Specific), % IACS 100
19

Otherwise Unclassified Properties

Density, g/cm3 9.0
7.2
Embodied Carbon, kg CO2/kg material 2.6
14
Embodied Energy, MJ/kg 41
240
Embodied Water, L/kg 320
1140

Common Calculations

Stiffness to Weight: Axial, points 7.2
4.1
Stiffness to Weight: Bending, points 18
17
Strength to Weight: Axial, points 6.8
2.1
Strength to Weight: Bending, points 9.0
4.4
Thermal Diffusivity, mm2/s 110
36
Thermal Shock Resistance, points 7.8
3.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.1
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), % 99.95 to 99.999
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 to 0.0050
0 to 0.070
Nickel (Ni), % 0
0 to 0.010
Phosphorus (P), % 0.0010 to 0.0060
0
Silver (Ag), % 0 to 0.015
0 to 0.1
Tin (Sn), % 0
89.9 to 91.5
Zinc (Zn), % 0
8.5 to 9.5