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Z41321 Zinc vs. SAE-AISI 4340M Steel

Z41321 zinc belongs to the zinc alloys classification, while SAE-AISI 4340M steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is Z41321 zinc and the bottom bar is SAE-AISI 4340M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 60
6.0
Poisson's Ratio 0.25
0.29
Shear Modulus, GPa 35
72
Tensile Strength: Ultimate (UTS), MPa 190
2340
Tensile Strength: Yield (Proof), MPa 150
1240

Thermal Properties

Latent Heat of Fusion, J/g 110
280
Maximum Temperature: Mechanical, °C 90
430
Melting Completion (Liquidus), °C 410
1440
Melting Onset (Solidus), °C 400
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 110
38
Thermal Expansion, µm/m-K 26
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 37
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 12
3.9
Density, g/cm3 6.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.9
Embodied Energy, MJ/kg 54
26
Embodied Water, L/kg 340
55

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
120
Resilience: Unit (Modulus of Resilience), kJ/m3 130
4120
Stiffness to Weight: Axial, points 7.4
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 7.9
84
Strength to Weight: Bending, points 11
51
Thermal Diffusivity, mm2/s 44
10
Thermal Shock Resistance, points 5.9
70

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Cadmium (Cd), % 0 to 0.0050
0
Carbon (C), % 0
0.38 to 0.43
Chromium (Cr), % 0
0.7 to 1.0
Copper (Cu), % 0.5 to 1.0
0
Iron (Fe), % 0 to 0.010
93.3 to 94.8
Lead (Pb), % 0 to 0.010
0
Manganese (Mn), % 0
0.65 to 0.9
Molybdenum (Mo), % 0
0.35 to 0.45
Nickel (Ni), % 0
1.7 to 2.0
Phosphorus (P), % 0
0 to 0.012
Silicon (Si), % 0
1.5 to 1.8
Sulfur (S), % 0
0 to 0.012
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0.080 to 0.18
0
Vanadium (V), % 0
0.050 to 0.1
Zinc (Zn), % 98.8 to 99.42
0