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AWS E16-8-2 vs. Zamak 2

AWS E16-8-2 belongs to the iron alloys classification, while Zamak 2 belongs to the zinc alloys. There are 24 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 AWS E16-8-2 and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 40
6.0
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 77
33
Tensile Strength: Ultimate (UTS), MPa 620
360

Thermal Properties

Latent Heat of Fusion, J/g 280
130
Melting Completion (Liquidus), °C 1440
390
Melting Onset (Solidus), °C 1400
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 16
110
Thermal Expansion, µm/m-K 14
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
25
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
35

Otherwise Unclassified Properties

Base Metal Price, % relative 15
12
Density, g/cm3 7.9
6.5
Embodied Carbon, kg CO2/kg material 3.2
3.0
Embodied Energy, MJ/kg 45
57
Embodied Water, L/kg 140
380

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22
15
Strength to Weight: Bending, points 20
17
Thermal Diffusivity, mm2/s 4.2
41
Thermal Shock Resistance, points 16
11

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.1
0
Chromium (Cr), % 14.5 to 16.5
0
Copper (Cu), % 0 to 0.75
2.5 to 3.3
Iron (Fe), % 68 to 76.5
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0.5 to 2.5
0
Molybdenum (Mo), % 1.0 to 2.0
0
Nickel (Ni), % 7.5 to 9.5
0 to 0.020
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.6
0 to 0.030
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
92.2 to 94