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AWS E385 vs. Zamak 2

AWS E385 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 E385 and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 34
6.0
Poisson's Ratio 0.28
0.26
Shear Modulus, GPa 79
33
Tensile Strength: Ultimate (UTS), MPa 580
360

Thermal Properties

Latent Heat of Fusion, J/g 300
130
Melting Completion (Liquidus), °C 1440
390
Melting Onset (Solidus), °C 1390
380
Specific Heat Capacity, J/kg-K 460
410
Thermal Conductivity, W/m-K 14
110
Thermal Expansion, µm/m-K 14
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
25
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
35

Otherwise Unclassified Properties

Base Metal Price, % relative 31
12
Density, g/cm3 8.1
6.5
Embodied Carbon, kg CO2/kg material 5.8
3.0
Embodied Energy, MJ/kg 79
57
Embodied Water, L/kg 200
380

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 20
15
Strength to Weight: Bending, points 19
17
Thermal Diffusivity, mm2/s 3.6
41
Thermal Shock Resistance, points 15
11

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 19.5 to 21.5
0
Copper (Cu), % 1.2 to 2.0
2.5 to 3.3
Iron (Fe), % 41.8 to 50.1
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 1.0 to 2.5
0
Molybdenum (Mo), % 4.2 to 5.2
0
Nickel (Ni), % 24 to 26
0 to 0.020
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.9
0 to 0.030
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0 to 0.0030
Zinc (Zn), % 0
92.2 to 94