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SAE-AISI P20 Steel vs. Commercially Pure Zinc

SAE-AISI P20 steel belongs to the iron alloys classification, while commercially pure 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 P20 steel and the bottom bar is commercially pure 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 540 to 1050
97

Thermal Properties

Latent Heat of Fusion, J/g 260
110
Melting Completion (Liquidus), °C 1460
410
Melting Onset (Solidus), °C 1420
400
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 45
110
Thermal Expansion, µm/m-K 12
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
37

Otherwise Unclassified Properties

Base Metal Price, % relative 2.8
11
Density, g/cm3 7.8
6.6
Embodied Carbon, kg CO2/kg material 1.6
2.8
Embodied Energy, MJ/kg 21
53
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 19 to 37
4.1
Strength to Weight: Bending, points 19 to 29
7.1
Thermal Diffusivity, mm2/s 12
44
Thermal Shock Resistance, points 18 to 35
3.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.010
Carbon (C), % 0.28 to 0.4
0
Chromium (Cr), % 0.4 to 2.0
0
Copper (Cu), % 0 to 0.25
0 to 0.080
Iron (Fe), % 95.2 to 98.5
0 to 0.020
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0.35 to 0.71
0
Molybdenum (Mo), % 0.3 to 0.55
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.8
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
99.827 to 100