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S31100 Stainless Steel vs. Commercially Pure Zinc

S31100 stainless steel belongs to the iron alloys classification, while commercially pure 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 S31100 stainless steel and the bottom bar is commercially pure zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 4.5
38
Poisson's Ratio 0.27
0.25
Shear Modulus, GPa 79
35
Tensile Strength: Ultimate (UTS), MPa 1000
97
Tensile Strength: Yield (Proof), MPa 710
79

Thermal Properties

Latent Heat of Fusion, J/g 300
110
Maximum Temperature: Mechanical, °C 1100
90
Melting Completion (Liquidus), °C 1420
410
Melting Onset (Solidus), °C 1380
400
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 16
110
Thermal Expansion, µm/m-K 13
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
37

Otherwise Unclassified Properties

Base Metal Price, % relative 16
11
Density, g/cm3 7.7
6.6
Embodied Carbon, kg CO2/kg material 3.1
2.8
Embodied Energy, MJ/kg 44
53
Embodied Water, L/kg 170
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40
34
Resilience: Unit (Modulus of Resilience), kJ/m3 1240
36
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 36
4.1
Strength to Weight: Bending, points 29
7.1
Thermal Diffusivity, mm2/s 4.2
44
Thermal Shock Resistance, points 28
3.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.010
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 25 to 27
0
Copper (Cu), % 0
0 to 0.080
Iron (Fe), % 63.6 to 69
0 to 0.020
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 6.0 to 7.0
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0 to 0.25
0 to 0.020
Zinc (Zn), % 0
99.827 to 100