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Solder Alloy 181 vs. C53800 Bronze

Solder alloy 181 belongs to the otherwise unclassified metals classification, while C53800 bronze belongs to the copper alloys. There are 22 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is solder alloy 181 and the bottom bar is C53800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 18
110
Elongation at Break, % 41
2.3
Poisson's Ratio 0.44
0.34
Shear Modulus, GPa 6.1
40
Tensile Strength: Ultimate (UTS), MPa 27
830

Thermal Properties

Latent Heat of Fusion, J/g 26
190
Melting Completion (Liquidus), °C 310
980
Melting Onset (Solidus), °C 300
800
Specific Heat Capacity, J/kg-K 130
360
Thermal Conductivity, W/m-K 24
61
Thermal Expansion, µm/m-K 29
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.3
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 7.4
9.3

Otherwise Unclassified Properties

Density, g/cm3 11
8.7
Embodied Carbon, kg CO2/kg material 6.2
3.9
Embodied Energy, MJ/kg 100
64

Common Calculations

Stiffness to Weight: Axial, points 0.86
6.8
Stiffness to Weight: Bending, points 7.7
18
Strength to Weight: Axial, points 0.66
26
Strength to Weight: Bending, points 1.8
22
Thermal Diffusivity, mm2/s 16
19
Thermal Shock Resistance, points 3.8
31

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0
Antimony (Sb), % 0 to 0.2
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0
Copper (Cu), % 0 to 0.080
85.1 to 86.5
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.030
Lead (Pb), % 96.2 to 98
0.4 to 0.6
Manganese (Mn), % 0
0 to 0.060
Nickel (Ni), % 0 to 0.010
0 to 0.030
Silver (Ag), % 2.0 to 3.0
0
Tin (Sn), % 0 to 0.25
13.1 to 13.9
Zinc (Zn), % 0 to 0.0010
0 to 0.12
Residuals, % 0
0 to 0.2