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Solder Alloy 161 vs. C67500 Bronze

Solder alloy 161 belongs to the otherwise unclassified metals classification, while C67500 bronze belongs to the copper alloys. 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 solder alloy 161 and the bottom bar is C67500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
100
Elongation at Break, % 44
14 to 33
Poisson's Ratio 0.39
0.3
Shear Modulus, GPa 14
40
Tensile Strength: Ultimate (UTS), MPa 53
430 to 580

Thermal Properties

Latent Heat of Fusion, J/g 48
170
Melting Completion (Liquidus), °C 190
890
Melting Onset (Solidus), °C 180
870
Specific Heat Capacity, J/kg-K 190
390
Thermal Conductivity, W/m-K 49
110
Thermal Expansion, µm/m-K 25
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
24
Electrical Conductivity: Equal Weight (Specific), % IACS 11
27

Otherwise Unclassified Properties

Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 11
2.8
Embodied Energy, MJ/kg 180
47
Embodied Water, L/kg 910
330

Common Calculations

Stiffness to Weight: Axial, points 2.4
7.3
Stiffness to Weight: Bending, points 13
20
Strength to Weight: Axial, points 1.7
15 to 20
Strength to Weight: Bending, points 3.5
16 to 19
Thermal Diffusivity, mm2/s 29
34
Thermal Shock Resistance, points 4.1
14 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.25
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), % 1.2 to 1.6
57 to 60
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0.8 to 2.0
Lead (Pb), % 37.3 to 39.3
0 to 0.2
Manganese (Mn), % 0
0.050 to 0.5
Nickel (Ni), % 0 to 0.010
0
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 59.5 to 60.5
0.5 to 1.5
Zinc (Zn), % 0 to 0.0010
35.1 to 41.7
Residuals, % 0
0 to 0.5