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Zamak 2 vs. SAE-AISI M43 Steel

Zamak 2 belongs to the zinc alloys classification, while SAE-AISI M43 steel belongs to the iron alloys. There are 21 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 2 and the bottom bar is SAE-AISI M43 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
200
Poisson's Ratio 0.26
0.29
Shear Modulus, GPa 33
77
Tensile Strength: Ultimate (UTS), MPa 360
810 to 2290

Thermal Properties

Latent Heat of Fusion, J/g 130
270
Melting Completion (Liquidus), °C 390
1550
Melting Onset (Solidus), °C 380
1500
Specific Heat Capacity, J/kg-K 410
450
Thermal Conductivity, W/m-K 110
19
Thermal Expansion, µm/m-K 28
12

Otherwise Unclassified Properties

Base Metal Price, % relative 12
33
Density, g/cm3 6.5
8.2
Embodied Carbon, kg CO2/kg material 3.0
8.5
Embodied Energy, MJ/kg 57
120
Embodied Water, L/kg 380
140

Common Calculations

Stiffness to Weight: Axial, points 7.5
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
27 to 77
Strength to Weight: Bending, points 17
24 to 47
Thermal Diffusivity, mm2/s 41
5.3
Thermal Shock Resistance, points 11
25 to 71

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
3.5 to 4.3
Cobalt (Co), % 0
7.8 to 8.8
Copper (Cu), % 2.5 to 3.3
0 to 0.25
Iron (Fe), % 0 to 0.1
70.8 to 76
Lead (Pb), % 0 to 0.0050
0
Magnesium (Mg), % 0.020 to 0.060
0
Manganese (Mn), % 0
0.2 to 0.4
Molybdenum (Mo), % 0
7.5 to 8.5
Nickel (Ni), % 0 to 0.020
0 to 0.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.030
0.15 to 0.65
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Tungsten (W), % 0
2.3 to 3.0
Vanadium (V), % 0
1.5 to 1.8
Zinc (Zn), % 92.2 to 94
0