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Solder Alloy 137 vs. Z20301 Zinc

Solder alloy 137 belongs to the otherwise unclassified metals classification, while Z20301 zinc belongs to the zinc alloys. There are 24 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is solder alloy 137 and the bottom bar is Z20301 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 24
87
Elongation at Break, % 19
53
Poisson's Ratio 0.42
0.25
Shear Modulus, GPa 8.3
35
Tensile Strength: Ultimate (UTS), MPa 34
160

Thermal Properties

Latent Heat of Fusion, J/g 33
110
Melting Completion (Liquidus), °C 270
410
Melting Onset (Solidus), °C 190
400
Specific Heat Capacity, J/kg-K 150
390
Thermal Conductivity, W/m-K 38
110
Thermal Expansion, µm/m-K 27
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.9
27
Electrical Conductivity: Equal Weight (Specific), % IACS 7.7
37

Otherwise Unclassified Properties

Base Metal Price, % relative 85
11
Density, g/cm3 10
6.6
Embodied Carbon, kg CO2/kg material 6.3
2.8
Embodied Energy, MJ/kg 100
53
Embodied Water, L/kg 660
340

Common Calculations

Stiffness to Weight: Axial, points 1.3
7.4
Stiffness to Weight: Bending, points 9.2
23
Strength to Weight: Axial, points 0.9
6.7
Strength to Weight: Bending, points 2.2
9.9
Thermal Diffusivity, mm2/s 25
44
Thermal Shock Resistance, points 3.7
5.0

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.0020
Antimony (Sb), % 0.5 to 3.0
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 0 to 0.25
0
Cadmium (Cd), % 0 to 0.0050
0 to 0.010
Copper (Cu), % 0 to 0.080
0 to 0.0050
Gold (Au), % 0 to 0.050
0
Indium (In), % 0 to 0.1
0
Iron (Fe), % 0 to 0.020
0 to 0.010
Lead (Pb), % 75.9 to 80
0 to 0.1
Nickel (Ni), % 0 to 0.010
0
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 19.5 to 20.5
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0 to 0.0010
99.853 to 100