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SAE-AISI T4 Steel vs. Zamak 7

SAE-AISI T4 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 T4 steel and the bottom bar is Zamak 7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
86
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 80
33
Tensile Strength: Ultimate (UTS), MPa 800 to 2140
280

Thermal Properties

Latent Heat of Fusion, J/g 250
120
Melting Completion (Liquidus), °C 1810
390
Melting Onset (Solidus), °C 1750
380
Specific Heat Capacity, J/kg-K 410
410
Thermal Conductivity, W/m-K 21
110
Thermal Expansion, µm/m-K 12
27

Otherwise Unclassified Properties

Base Metal Price, % relative 55
11
Density, g/cm3 9.4
6.4
Embodied Carbon, kg CO2/kg material 8.5
3.0
Embodied Energy, MJ/kg 130
57
Embodied Water, L/kg 120
380

Common Calculations

Stiffness to Weight: Axial, points 12
7.5
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 24 to 64
12
Strength to Weight: Bending, points 20 to 39
15
Thermal Diffusivity, mm2/s 5.4
43
Thermal Shock Resistance, points 24 to 64
8.6

Alloy Composition

Aluminum (Al), % 0
3.5 to 4.3
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.7 to 0.8
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
0 to 0.25
Iron (Fe), % 66.3 to 72.3
0 to 0.075
Lead (Pb), % 0
0 to 0.0030
Magnesium (Mg), % 0
0.0050 to 0.020
Manganese (Mn), % 0.1 to 0.4
0
Molybdenum (Mo), % 0.4 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), % 0.8 to 1.2
0
Zinc (Zn), % 0
95.3 to 96.5