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Commercially Pure Zinc vs. AISI 308 Stainless Steel

Commercially pure zinc belongs to the zinc alloys classification, while AISI 308 stainless 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 commercially pure zinc and the bottom bar is AISI 308 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
200
Elongation at Break, % 38
45
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 35
78
Tensile Strength: Ultimate (UTS), MPa 97
590
Tensile Strength: Yield (Proof), MPa 79
230

Thermal Properties

Latent Heat of Fusion, J/g 110
290
Maximum Temperature: Mechanical, °C 90
990
Melting Completion (Liquidus), °C 410
1420
Melting Onset (Solidus), °C 400
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 110
15
Thermal Expansion, µm/m-K 26
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 37
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 11
17
Density, g/cm3 6.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
3.2
Embodied Energy, MJ/kg 53
46
Embodied Water, L/kg 340
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
210
Resilience: Unit (Modulus of Resilience), kJ/m3 36
140
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 4.1
21
Strength to Weight: Bending, points 7.1
20
Thermal Diffusivity, mm2/s 44
4.1
Thermal Shock Resistance, points 3.0
13

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
19 to 21
Copper (Cu), % 0 to 0.080
0
Iron (Fe), % 0 to 0.020
64.1 to 71
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
10 to 12
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 99.827 to 100
0