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Zamak 2 vs. Solder Alloy 191

Zamak 2 belongs to the zinc alloys classification, while solder alloy 191 belongs to the otherwise unclassified metals. There are 22 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is solder alloy 191.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
19
Elongation at Break, % 6.0
32
Poisson's Ratio 0.26
0.43
Shear Modulus, GPa 33
6.5
Tensile Strength: Ultimate (UTS), MPa 360
29

Thermal Properties

Latent Heat of Fusion, J/g 130
27
Melting Completion (Liquidus), °C 390
300
Melting Onset (Solidus), °C 380
300
Specific Heat Capacity, J/kg-K 410
130
Thermal Conductivity, W/m-K 110
24
Thermal Expansion, µm/m-K 28
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
8.8
Electrical Conductivity: Equal Weight (Specific), % IACS 35
7.2

Otherwise Unclassified Properties

Density, g/cm3 6.5
11
Embodied Carbon, kg CO2/kg material 3.0
5.8
Embodied Energy, MJ/kg 57
95

Common Calculations

Stiffness to Weight: Axial, points 7.5
0.93
Stiffness to Weight: Bending, points 23
8.0
Strength to Weight: Axial, points 15
0.72
Strength to Weight: Bending, points 17
1.9
Thermal Diffusivity, mm2/s 41
16
Thermal Shock Resistance, points 11
3.9

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0 to 0.0010
Antimony (Sb), % 0
0 to 0.2
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0 to 0.0050
0 to 0.0020
Copper (Cu), % 2.5 to 3.3
0 to 0.080
Gold (Au), % 0
0 to 0.050
Indium (In), % 0
0 to 0.1
Iron (Fe), % 0 to 0.1
0 to 0.020
Lead (Pb), % 0 to 0.0050
92.4 to 94
Magnesium (Mg), % 0.020 to 0.060
0
Nickel (Ni), % 0 to 0.020
0 to 0.010
Silicon (Si), % 0 to 0.030
0
Silver (Ag), % 0
1.2 to 1.8
Tin (Sn), % 0 to 0.0030
4.8 to 5.2
Zinc (Zn), % 92.2 to 94
0 to 0.0010