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Zamak 3 vs. AWS E630

Zamak 3 belongs to the zinc alloys classification, while AWS E630 belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is Zamak 3 and the bottom bar is AWS E630.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 86
190
Elongation at Break, % 11
8.0
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 33
76
Tensile Strength: Ultimate (UTS), MPa 280
1040

Thermal Properties

Latent Heat of Fusion, J/g 120
280
Melting Completion (Liquidus), °C 390
1430
Melting Onset (Solidus), °C 380
1380
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
17
Thermal Expansion, µm/m-K 27
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 38
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 11
14
Density, g/cm3 6.4
7.8
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 57
40
Embodied Water, L/kg 380
140

Common Calculations

Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 12
37
Strength to Weight: Bending, points 15
29
Thermal Diffusivity, mm2/s 43
4.5
Thermal Shock Resistance, points 8.6
28

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
16 to 16.8
Copper (Cu), % 0 to 0.25
3.3 to 4.0
Iron (Fe), % 0 to 0.1
71.6 to 75.9
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0.25 to 0.75
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0 to 0.020
4.5 to 5.0
Niobium (Nb), % 0
0.15 to 0.3
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.030
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Zinc (Zn), % 95.3 to 96.5
0