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SAE-AISI T2 Steel vs. Zamak 7

SAE-AISI T2 steel belongs to the iron alloys classification, while Zamak 7 belongs to the zinc alloys. There are 21 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI T2 steel and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
86
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 79
33
Tensile Strength: Ultimate (UTS), MPa 780 to 2150
280

Thermal Properties

Latent Heat of Fusion, J/g 250
120
Melting Completion (Liquidus), °C 1820
390
Melting Onset (Solidus), °C 1760
380
Specific Heat Capacity, J/kg-K 410
410
Thermal Conductivity, W/m-K 19
110
Thermal Expansion, µm/m-K 12
27

Otherwise Unclassified Properties

Base Metal Price, % relative 46
11
Density, g/cm3 9.3
6.4
Embodied Carbon, kg CO2/kg material 11
3.0
Embodied Energy, MJ/kg 170
57
Embodied Water, L/kg 98
380

Common Calculations

Stiffness to Weight: Axial, points 12
7.5
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 23 to 64
12
Strength to Weight: Bending, points 20 to 40
15
Thermal Diffusivity, mm2/s 4.9
43
Thermal Shock Resistance, points 23 to 65
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.8 to 0.9
0
Chromium (Cr), % 3.8 to 4.5
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 70.8 to 75.8
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Manganese (Mn), % 0.2 to 0.4
0
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.3
0.0050 to 0.020
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0010
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 1.8 to 2.4
0
Zinc (Zn), % 0
95.3 to 96.5