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CR004A Copper vs. Solder Alloy 161

CR004A copper belongs to the copper alloys classification, while solder alloy 161 belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CR004A copper and the bottom bar is solder alloy 161.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
38
Elongation at Break, % 15
44
Poisson's Ratio 0.34
0.39
Shear Modulus, GPa 43
14
Tensile Strength: Ultimate (UTS), MPa 220
53

Thermal Properties

Latent Heat of Fusion, J/g 210
48
Melting Completion (Liquidus), °C 1090
190
Melting Onset (Solidus), °C 1040
180
Specific Heat Capacity, J/kg-K 390
190
Thermal Conductivity, W/m-K 380
49
Thermal Expansion, µm/m-K 17
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
11
Electrical Conductivity: Equal Weight (Specific), % IACS 100
11

Otherwise Unclassified Properties

Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.6
11
Embodied Energy, MJ/kg 41
180
Embodied Water, L/kg 320
910

Common Calculations

Stiffness to Weight: Axial, points 7.2
2.4
Stiffness to Weight: Bending, points 18
13
Strength to Weight: Axial, points 6.8
1.7
Strength to Weight: Bending, points 9.0
3.5
Thermal Diffusivity, mm2/s 110
29
Thermal Shock Resistance, points 7.8
4.1

Alloy Composition

Aluminum (Al), % 0
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
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), % 99.9 to 100
1.2 to 1.6
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
37.3 to 39.3
Nickel (Ni), % 0
0 to 0.010
Oxygen (O), % 0 to 0.040
0
Silver (Ag), % 0 to 0.015
0 to 0.1
Tin (Sn), % 0
59.5 to 60.5
Zinc (Zn), % 0
0 to 0.0010