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S82121 Stainless Steel vs. Z40101 Zinc

S82121 stainless steel belongs to the iron alloys classification, while Z40101 zinc belongs to the zinc 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 S82121 stainless steel and the bottom bar is Z40101 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 28
44
Poisson's Ratio 0.27
0.25
Shear Modulus, GPa 78
35
Tensile Strength: Ultimate (UTS), MPa 730
130
Tensile Strength: Yield (Proof), MPa 510
110

Thermal Properties

Latent Heat of Fusion, J/g 290
110
Maximum Temperature: Mechanical, °C 1020
90
Melting Completion (Liquidus), °C 1430
410
Melting Onset (Solidus), °C 1380
400
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
110
Thermal Expansion, µm/m-K 13
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
37

Otherwise Unclassified Properties

Base Metal Price, % relative 14
11
Density, g/cm3 7.7
6.6
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 40
53
Embodied Water, L/kg 150
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
56
Resilience: Unit (Modulus of Resilience), kJ/m3 660
69
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 26
5.7
Strength to Weight: Bending, points 23
8.9
Thermal Diffusivity, mm2/s 4.0
44
Thermal Shock Resistance, points 20
4.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.035
0
Chromium (Cr), % 21 to 23
0
Copper (Cu), % 0.2 to 1.2
0.080 to 0.4
Iron (Fe), % 66.7 to 75.4
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 1.0 to 2.5
0
Molybdenum (Mo), % 0.3 to 1.3
0
Nickel (Ni), % 2.0 to 4.0
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
99.542 to 99.92