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SAE-AISI M50 Steel vs. Zamak 2

SAE-AISI M50 steel belongs to the iron alloys classification, while Zamak 2 belongs to the zinc 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 SAE-AISI M50 steel and the bottom bar is Zamak 2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
87
Poisson's Ratio 0.29
0.26
Shear Modulus, GPa 75
33
Tensile Strength: Ultimate (UTS), MPa 720 to 2250
360

Thermal Properties

Latent Heat of Fusion, J/g 260
130
Melting Completion (Liquidus), °C 1480
390
Melting Onset (Solidus), °C 1440
380
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 35
110
Thermal Expansion, µm/m-K 13
28

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.7
25
Electrical Conductivity: Equal Weight (Specific), % IACS 10
35

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
12
Density, g/cm3 7.9
6.5
Embodied Carbon, kg CO2/kg material 5.1
3.0
Embodied Energy, MJ/kg 74
57
Embodied Water, L/kg 83
380

Common Calculations

Stiffness to Weight: Axial, points 14
7.5
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 26 to 80
15
Strength to Weight: Bending, points 23 to 49
17
Thermal Diffusivity, mm2/s 9.7
41
Thermal Shock Resistance, points 21 to 66
11

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.78 to 0.88
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
2.5 to 3.3
Iron (Fe), % 87 to 90.4
0 to 0.1
Lead (Pb), % 0
0 to 0.0050
Magnesium (Mg), % 0
0.020 to 0.060
Manganese (Mn), % 0.15 to 0.45
0
Molybdenum (Mo), % 3.9 to 4.8
0
Nickel (Ni), % 0 to 0.3
0 to 0.020
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.6
0 to 0.030
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Vanadium (V), % 0.8 to 1.3
0
Zinc (Zn), % 0
92.2 to 94