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SAE-AISI M4 Steel vs. Z41121 Zinc

SAE-AISI M4 steel belongs to the iron alloys classification, while Z41121 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 M4 steel and the bottom bar is Z41121 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 76
35
Tensile Strength: Ultimate (UTS), MPa 770 to 2150
140

Thermal Properties

Latent Heat of Fusion, J/g 260
110
Melting Completion (Liquidus), °C 1610
410
Melting Onset (Solidus), °C 1560
400
Specific Heat Capacity, J/kg-K 440
390
Thermal Conductivity, W/m-K 25
110
Thermal Expansion, µm/m-K 12
26

Otherwise Unclassified Properties

Base Metal Price, % relative 25
11
Density, g/cm3 8.3
6.6
Embodied Carbon, kg CO2/kg material 14
2.8
Embodied Energy, MJ/kg 210
54
Embodied Water, L/kg 110
340

Common Calculations

Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 26 to 72
6.1
Strength to Weight: Bending, points 23 to 45
9.3
Thermal Diffusivity, mm2/s 6.9
44
Thermal Shock Resistance, points 24 to 68
4.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 1.3 to 1.4
0
Chromium (Cr), % 3.8 to 4.8
0
Copper (Cu), % 0 to 0.25
0.080 to 0.49
Iron (Fe), % 75.9 to 81.4
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0.15 to 0.4
0
Molybdenum (Mo), % 4.3 to 5.5
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.45
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0.050 to 0.18
Tungsten (W), % 5.3 to 6.5
0
Vanadium (V), % 3.8 to 4.5
0
Zinc (Zn), % 0
99.292 to 99.87