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Zamak 2 vs. Solder Alloy 142

Zamak 2 belongs to the zinc alloys classification, while solder alloy 142 belongs to the otherwise unclassified metals. There are 23 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is solder alloy 142.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
33
Elongation at Break, % 6.0
37
Poisson's Ratio 0.26
0.4
Shear Modulus, GPa 33
12
Tensile Strength: Ultimate (UTS), MPa 360
43

Thermal Properties

Latent Heat of Fusion, J/g 130
42
Melting Completion (Liquidus), °C 390
210
Melting Onset (Solidus), °C 380
180
Specific Heat Capacity, J/kg-K 410
170
Thermal Conductivity, W/m-K 110
45
Thermal Expansion, µm/m-K 28
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
11
Electrical Conductivity: Equal Weight (Specific), % IACS 35
11

Otherwise Unclassified Properties

Density, g/cm3 6.5
9.3
Embodied Carbon, kg CO2/kg material 3.0
9.4
Embodied Energy, MJ/kg 57
160
Embodied Water, L/kg 380
890

Common Calculations

Stiffness to Weight: Axial, points 7.5
2.0
Stiffness to Weight: Bending, points 23
11
Strength to Weight: Axial, points 15
1.3
Strength to Weight: Bending, points 17
2.9
Thermal Diffusivity, mm2/s 41
28
Thermal Shock Resistance, points 11
3.7

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
2.5 to 3.5
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
47.4 to 50
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
0 to 0.1
Tin (Sn), % 0 to 0.0030
47.5 to 48.5
Zinc (Zn), % 92.2 to 94
0 to 0.0010