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Zamak 2 vs. SAE-AISI A3 Steel

Zamak 2 belongs to the zinc alloys classification, while SAE-AISI A3 steel belongs to the iron alloys. There are 23 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 2 and the bottom bar is SAE-AISI A3 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
190
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 33
73
Tensile Strength: Ultimate (UTS), MPa 360
700 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 130
260
Melting Completion (Liquidus), °C 390
1450
Melting Onset (Solidus), °C 380
1410
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 110
37
Thermal Expansion, µm/m-K 28
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
8.3
Electrical Conductivity: Equal Weight (Specific), % IACS 35
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 12
6.0
Density, g/cm3 6.5
7.8
Embodied Carbon, kg CO2/kg material 3.0
4.4
Embodied Energy, MJ/kg 57
67
Embodied Water, L/kg 380
78

Common Calculations

Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
25 to 77
Strength to Weight: Bending, points 17
23 to 48
Thermal Diffusivity, mm2/s 41
10
Thermal Shock Resistance, points 11
23 to 70

Alloy Composition

Aluminum (Al), % 3.5 to 4.3
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
1.2 to 1.3
Chromium (Cr), % 0
4.8 to 5.5
Copper (Cu), % 2.5 to 3.3
0 to 0.25
Iron (Fe), % 0 to 0.1
88.7 to 92
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0.4 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.4
Nickel (Ni), % 0 to 0.020
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.030
0 to 0.5
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Vanadium (V), % 0
0.8 to 1.4
Zinc (Zn), % 92.2 to 94
0