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SAE-AISI 1345 Steel vs. Z41321 Zinc

SAE-AISI 1345 steel belongs to the iron alloys classification, while Z41321 zinc belongs to the zinc alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 1345 steel and the bottom bar is Z41321 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
87
Elongation at Break, % 11 to 23
60
Poisson's Ratio 0.29
0.25
Shear Modulus, GPa 72
35
Tensile Strength: Ultimate (UTS), MPa 590 to 730
190
Tensile Strength: Yield (Proof), MPa 330 to 620
150

Thermal Properties

Latent Heat of Fusion, J/g 250
110
Maximum Temperature: Mechanical, °C 400
90
Melting Completion (Liquidus), °C 1450
410
Melting Onset (Solidus), °C 1410
400
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 51
110
Thermal Expansion, µm/m-K 12
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
27
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
37

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
12
Density, g/cm3 7.8
6.6
Embodied Carbon, kg CO2/kg material 1.4
2.8
Embodied Energy, MJ/kg 19
54
Embodied Water, L/kg 48
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78 to 120
100
Resilience: Unit (Modulus of Resilience), kJ/m3 290 to 1040
130
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 21 to 26
7.9
Strength to Weight: Bending, points 20 to 23
11
Thermal Diffusivity, mm2/s 14
44
Thermal Shock Resistance, points 19 to 23
5.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0.43 to 0.48
0
Copper (Cu), % 0
0.5 to 1.0
Iron (Fe), % 97.2 to 97.8
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 1.6 to 1.9
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0.15 to 0.35
0
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0.080 to 0.18
Zinc (Zn), % 0
98.8 to 99.42