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SAE-AISI M6 Steel vs. Z21721 Zinc

SAE-AISI M6 steel belongs to the iron alloys classification, while Z21721 zinc belongs to the zinc alloys. There are 21 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M6 steel and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 77
35
Tensile Strength: Ultimate (UTS), MPa 840 to 2210
150

Thermal Properties

Latent Heat of Fusion, J/g 260
110
Melting Completion (Liquidus), °C 1560
410
Melting Onset (Solidus), °C 1510
390
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 17
110
Thermal Expansion, µm/m-K 12
26

Otherwise Unclassified Properties

Base Metal Price, % relative 39
11
Density, g/cm3 8.4
6.6
Embodied Carbon, kg CO2/kg material 8.0
2.8
Embodied Energy, MJ/kg 120
53
Embodied Water, L/kg 160
340

Common Calculations

Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 23
22
Strength to Weight: Axial, points 28 to 73
6.4
Strength to Weight: Bending, points 24 to 45
9.6
Thermal Diffusivity, mm2/s 4.7
44
Thermal Shock Resistance, points 26 to 68
4.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.070
Carbon (C), % 0.75 to 0.85
0
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 11 to 13
0
Copper (Cu), % 0
0 to 0.0050
Iron (Fe), % 68.8 to 74.6
0 to 0.010
Lead (Pb), % 0
0 to 1.0
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.5 to 5.5
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.45
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
0 to 0.020
Tungsten (W), % 3.8 to 4.8
0
Vanadium (V), % 1.3 to 1.7
0
Zinc (Zn), % 0
98.9 to 100