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Zamak 2 vs. Solder Alloy 124

Zamak 2 belongs to the zinc alloys classification, while solder alloy 124 belongs to the otherwise unclassified metals. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is solder alloy 124.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
17
Elongation at Break, % 6.0
46
Poisson's Ratio 0.26
0.44
Shear Modulus, GPa 33
5.8
Tensile Strength: Ultimate (UTS), MPa 360
27

Thermal Properties

Latent Heat of Fusion, J/g 130
24
Melting Completion (Liquidus), °C 390
330
Melting Onset (Solidus), °C 380
320
Specific Heat Capacity, J/kg-K 410
130
Thermal Conductivity, W/m-K 110
22
Thermal Expansion, µm/m-K 28
29

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
9.6
Electrical Conductivity: Equal Weight (Specific), % IACS 35
7.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
70
Density, g/cm3 6.5
11
Embodied Carbon, kg CO2/kg material 3.0
4.1
Embodied Energy, MJ/kg 57
68
Embodied Water, L/kg 380
470

Common Calculations

Stiffness to Weight: Axial, points 7.5
0.83
Stiffness to Weight: Bending, points 23
7.6
Strength to Weight: Axial, points 15
0.65
Strength to Weight: Bending, points 17
1.8
Thermal Diffusivity, mm2/s 41
15
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 0.12
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
97.2 to 98.2
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
1.8 to 2.2
Zinc (Zn), % 92.2 to 94
0 to 0.0010