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Zamak 3 vs. AWS E3155

Zamak 3 belongs to the zinc alloys classification, while AWS E3155 belongs to the iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is Zamak 3 and the bottom bar is AWS E3155.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
210
Elongation at Break, % 11
23
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 33
81
Tensile Strength: Ultimate (UTS), MPa 280
770

Thermal Properties

Latent Heat of Fusion, J/g 120
310
Melting Completion (Liquidus), °C 390
1460
Melting Onset (Solidus), °C 380
1410
Specific Heat Capacity, J/kg-K 410
450
Thermal Conductivity, W/m-K 110
13
Thermal Expansion, µm/m-K 27
13

Otherwise Unclassified Properties

Base Metal Price, % relative 11
70
Density, g/cm3 6.4
8.4
Embodied Carbon, kg CO2/kg material 3.0
7.7
Embodied Energy, MJ/kg 57
110
Embodied Water, L/kg 380
300

Common Calculations

Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 12
26
Strength to Weight: Bending, points 15
22
Thermal Diffusivity, mm2/s 43
3.3
Thermal Shock Resistance, points 8.6
20

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
20 to 22.5
Cobalt (Co), % 0
18.5 to 21
Copper (Cu), % 0 to 0.25
0 to 0.75
Iron (Fe), % 0 to 0.1
23.3 to 36.3
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
1.0 to 2.5
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0 to 0.020
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Tungsten (W), % 0
2.0 to 3.0
Zinc (Zn), % 95.3 to 96.5
0