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Commercially Pure Zinc vs. S40975 Stainless Steel

Commercially pure zinc belongs to the zinc alloys classification, while S40975 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is commercially pure zinc and the bottom bar is S40975 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
190
Elongation at Break, % 38
22
Poisson's Ratio 0.25
0.28
Shear Modulus, GPa 35
75
Tensile Strength: Ultimate (UTS), MPa 97
460
Tensile Strength: Yield (Proof), MPa 79
310

Thermal Properties

Latent Heat of Fusion, J/g 110
270
Maximum Temperature: Mechanical, °C 90
710
Melting Completion (Liquidus), °C 410
1450
Melting Onset (Solidus), °C 400
1400
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 110
26
Thermal Expansion, µm/m-K 26
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 37
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
6.5
Density, g/cm3 6.6
7.8
Embodied Carbon, kg CO2/kg material 2.8
2.0
Embodied Energy, MJ/kg 53
28
Embodied Water, L/kg 340
95

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
93
Resilience: Unit (Modulus of Resilience), kJ/m3 36
250
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 4.1
17
Strength to Weight: Bending, points 7.1
17
Thermal Diffusivity, mm2/s 44
7.0
Thermal Shock Resistance, points 3.0
17

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Cadmium (Cd), % 0 to 0.010
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
10.5 to 11.7
Copper (Cu), % 0 to 0.080
0
Iron (Fe), % 0 to 0.020
84.4 to 89
Lead (Pb), % 0 to 0.030
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0.5 to 1.0
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.0030
0
Titanium (Ti), % 0 to 0.020
0 to 0.75
Zinc (Zn), % 99.827 to 100
0