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SAE-AISI M42 Steel vs. Z41321 Zinc

SAE-AISI M42 steel belongs to the iron alloys classification, while Z41321 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 M42 steel and the bottom bar is Z41321 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 78
35
Tensile Strength: Ultimate (UTS), MPa 810 to 2310
190

Thermal Properties

Latent Heat of Fusion, J/g 270
110
Melting Completion (Liquidus), °C 1540
410
Melting Onset (Solidus), °C 1490
400
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 20
110
Thermal Expansion, µm/m-K 12
26

Otherwise Unclassified Properties

Base Metal Price, % relative 30
12
Density, g/cm3 8.2
6.6
Embodied Carbon, kg CO2/kg material 7.4
2.8
Embodied Energy, MJ/kg 100
54
Embodied Water, L/kg 140
340

Common Calculations

Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 28 to 79
7.9
Strength to Weight: Bending, points 24 to 48
11
Thermal Diffusivity, mm2/s 5.4
44
Thermal Shock Resistance, points 25 to 71
5.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 1.1 to 1.2
0
Chromium (Cr), % 3.5 to 4.3
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
0.5 to 1.0
Iron (Fe), % 76.3 to 81
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.65
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), % 1.2 to 1.9
0
Vanadium (V), % 1.0 to 1.4
0
Zinc (Zn), % 0
98.8 to 99.42