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S20910 Stainless Steel vs. Z41121 Zinc

S20910 stainless steel belongs to the iron alloys classification, while Z41121 zinc belongs to the zinc alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is S20910 stainless steel and the bottom bar is Z41121 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 14 to 39
50
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 79
35
Tensile Strength: Ultimate (UTS), MPa 780 to 940
140
Tensile Strength: Yield (Proof), MPa 430 to 810
120

Thermal Properties

Latent Heat of Fusion, J/g 300
110
Maximum Temperature: Mechanical, °C 1080
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 13
110
Thermal Expansion, µm/m-K 16
26

Otherwise Unclassified Properties

Base Metal Price, % relative 22
11
Density, g/cm3 7.8
6.6
Embodied Carbon, kg CO2/kg material 4.8
2.8
Embodied Energy, MJ/kg 68
54
Embodied Water, L/kg 180
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
68
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
79
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 28 to 33
6.1
Strength to Weight: Bending, points 24 to 27
9.3
Thermal Diffusivity, mm2/s 3.6
44
Thermal Shock Resistance, points 17 to 21
4.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
0.080 to 0.49
Iron (Fe), % 52.1 to 62.1
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 4.0 to 6.0
0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.75
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0.050 to 0.18
Vanadium (V), % 0.1 to 0.3
0
Zinc (Zn), % 0
99.292 to 99.87