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SAE-AISI O7 Steel vs. Z41321 Zinc

SAE-AISI O7 steel belongs to the iron alloys classification, while Z41321 zinc belongs to the zinc alloys. There are 23 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI O7 steel and the bottom bar is Z41321 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
87
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 73
35
Tensile Strength: Ultimate (UTS), MPa 680 to 2110
190

Thermal Properties

Latent Heat of Fusion, J/g 250
110
Melting Completion (Liquidus), °C 1480
410
Melting Onset (Solidus), °C 1430
400
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 41
110
Thermal Expansion, µm/m-K 12
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.6
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
37

Otherwise Unclassified Properties

Base Metal Price, % relative 6.0
12
Density, g/cm3 7.9
6.6
Embodied Carbon, kg CO2/kg material 2.3
2.8
Embodied Energy, MJ/kg 33
54
Embodied Water, L/kg 52
340

Common Calculations

Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 24 to 74
7.9
Strength to Weight: Bending, points 22 to 46
11
Thermal Diffusivity, mm2/s 11
44
Thermal Shock Resistance, points 23 to 70
5.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 1.1 to 1.3
0
Chromium (Cr), % 0.35 to 0.85
0
Copper (Cu), % 0 to 0.25
0.5 to 1.0
Iron (Fe), % 92.9 to 97.6
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0.080 to 0.18
Tungsten (W), % 1.0 to 2.0
0
Vanadium (V), % 0 to 0.4
0
Zinc (Zn), % 0
98.8 to 99.42