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Solder Alloy 131 vs. Commercially Pure Zinc

Solder alloy 131 belongs to the otherwise unclassified metals classification, while commercially pure zinc belongs to the zinc alloys. 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 solder alloy 131 and the bottom bar is commercially pure zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 38
87
Elongation at Break, % 47
38
Poisson's Ratio 0.39
0.25
Shear Modulus, GPa 14
35
Tensile Strength: Ultimate (UTS), MPa 31
97

Thermal Properties

Latent Heat of Fusion, J/g 46
110
Melting Completion (Liquidus), °C 180
410
Melting Onset (Solidus), °C 180
400
Specific Heat Capacity, J/kg-K 190
390
Thermal Conductivity, W/m-K 55
110
Thermal Expansion, µm/m-K 25
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
27
Electrical Conductivity: Equal Weight (Specific), % IACS 12
37

Otherwise Unclassified Properties

Density, g/cm3 8.8
6.6
Embodied Carbon, kg CO2/kg material 11
2.8
Embodied Energy, MJ/kg 180
53
Embodied Water, L/kg 940
340

Common Calculations

Stiffness to Weight: Axial, points 2.4
7.4
Stiffness to Weight: Bending, points 13
23
Strength to Weight: Axial, points 1.0
4.1
Strength to Weight: Bending, points 2.5
7.1
Thermal Diffusivity, mm2/s 33
44
Thermal Shock Resistance, points 2.4
3.0

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.010
Antimony (Sb), % 0.2 to 0.5
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.0020
0 to 0.010
Copper (Cu), % 0 to 0.080
0 to 0.080
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.020
Lead (Pb), % 35.5 to 37.3
0 to 0.030
Nickel (Ni), % 0 to 0.010
0
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 62.5 to 63.5
0 to 0.0030
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0 to 0.0010
99.827 to 100