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Zamak 2 vs. Solder Alloy 122

Zamak 2 belongs to the zinc alloys classification, while solder alloy 122 belongs to the otherwise unclassified metals. There are 25 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is Zamak 2 and the bottom bar is solder alloy 122.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100
10
Elastic (Young's, Tensile) Modulus, GPa 87
20
Elongation at Break, % 6.0
30
Poisson's Ratio 0.26
0.43
Shear Modulus, GPa 33
6.9
Tensile Strength: Ultimate (UTS), MPa 360
30

Thermal Properties

Latent Heat of Fusion, J/g 130
27
Melting Completion (Liquidus), °C 390
300
Melting Onset (Solidus), °C 380
270
Specific Heat Capacity, J/kg-K 410
140
Thermal Conductivity, W/m-K 110
25
Thermal Expansion, µm/m-K 28
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
8.9
Electrical Conductivity: Equal Weight (Specific), % IACS 35
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 12
75
Density, g/cm3 6.5
11
Embodied Carbon, kg CO2/kg material 3.0
5.0
Embodied Energy, MJ/kg 57
84
Embodied Water, L/kg 380
540

Common Calculations

Stiffness to Weight: Axial, points 7.5
1.0
Stiffness to Weight: Bending, points 23
8.2
Strength to Weight: Axial, points 15
0.77
Strength to Weight: Bending, points 17
2.0
Thermal Diffusivity, mm2/s 41
17
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 0.5
Arsenic (As), % 0
0 to 0.030
Bismuth (Bi), % 0
0 to 0.25
Cadmium (Cd), % 0 to 0.0050
0 to 0.0050
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
88.4 to 90.5
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
9.5 to 10.5
Zinc (Zn), % 92.2 to 94
0 to 0.0010