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Solder Alloy 811 vs. Z20301 Zinc

Solder alloy 811 belongs to the otherwise unclassified metals classification, while Z20301 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 811 and the bottom bar is Z20301 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 52
87
Elongation at Break, % 38
53
Poisson's Ratio 0.35
0.25
Shear Modulus, GPa 19
35
Tensile Strength: Ultimate (UTS), MPa 53
160

Thermal Properties

Latent Heat of Fusion, J/g 63
110
Melting Completion (Liquidus), °C 200
410
Melting Onset (Solidus), °C 190
400
Specific Heat Capacity, J/kg-K 230
390
Thermal Conductivity, W/m-K 59
110
Thermal Expansion, µm/m-K 22
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 14
27
Electrical Conductivity: Equal Weight (Specific), % IACS 17
37

Otherwise Unclassified Properties

Density, g/cm3 7.3
6.6
Embodied Carbon, kg CO2/kg material 14
2.8
Embodied Energy, MJ/kg 240
53
Embodied Water, L/kg 1200
340

Common Calculations

Stiffness to Weight: Axial, points 4.0
7.4
Stiffness to Weight: Bending, points 17
23
Strength to Weight: Axial, points 2.0
6.7
Strength to Weight: Bending, points 4.3
9.9
Thermal Diffusivity, mm2/s 35
44
Thermal Shock Resistance, points 3.3
5.0

Alloy Composition

Aluminum (Al), % 0 to 0.0010
0 to 0.0020
Antimony (Sb), % 0 to 0.1
0
Arsenic (As), % 0 to 0.030
0
Bismuth (Bi), % 2.8 to 3.2
0
Cadmium (Cd), % 0 to 0.0020
0 to 0.010
Copper (Cu), % 0 to 0.050
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), % 0 to 0.070
0 to 0.1
Nickel (Ni), % 0 to 0.010
0
Silver (Ag), % 0 to 0.1
0
Tin (Sn), % 87.8 to 89.7
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 7.5 to 8.5
99.853 to 100