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SAE-AISI M33 Steel vs. Zamak 3

SAE-AISI M33 steel belongs to the iron alloys classification, while Zamak 3 belongs to the zinc alloys. There are 21 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M33 steel and the bottom bar is Zamak 3.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
86
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 78
33
Tensile Strength: Ultimate (UTS), MPa 810 to 2210
280

Thermal Properties

Latent Heat of Fusion, J/g 270
120
Melting Completion (Liquidus), °C 1550
390
Melting Onset (Solidus), °C 1500
380
Specific Heat Capacity, J/kg-K 440
410
Thermal Conductivity, W/m-K 20
110
Thermal Expansion, µm/m-K 12
27

Otherwise Unclassified Properties

Base Metal Price, % relative 32
11
Density, g/cm3 8.2
6.4
Embodied Carbon, kg CO2/kg material 7.7
3.0
Embodied Energy, MJ/kg 110
57
Embodied Water, L/kg 150
380

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 27 to 75
12
Strength to Weight: Bending, points 24 to 46
15
Thermal Diffusivity, mm2/s 5.5
43
Thermal Shock Resistance, points 25 to 68
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.85 to 0.92
0
Chromium (Cr), % 3.5 to 4.0
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 71.4 to 76.3
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
0 to 0.020
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.5
0 to 0.030
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Tungsten (W), % 1.3 to 2.1
0
Vanadium (V), % 1.0 to 1.4
0
Zinc (Zn), % 0
95.3 to 96.5