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AISI 445 Stainless Steel vs. Z41321 Zinc

AISI 445 stainless steel belongs to the iron alloys classification, while Z41321 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 AISI 445 stainless steel and the bottom bar is Z41321 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 25
60
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 78
35
Tensile Strength: Ultimate (UTS), MPa 480
190
Tensile Strength: Yield (Proof), MPa 230
150

Thermal Properties

Latent Heat of Fusion, J/g 290
110
Maximum Temperature: Mechanical, °C 950
90
Melting Completion (Liquidus), °C 1440
410
Melting Onset (Solidus), °C 1390
400
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 21
110
Thermal Expansion, µm/m-K 11
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
27
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
37

Otherwise Unclassified Properties

Base Metal Price, % relative 12
12
Density, g/cm3 7.7
6.6
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 38
54
Embodied Water, L/kg 130
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 98
100
Resilience: Unit (Modulus of Resilience), kJ/m3 140
130
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 17
7.9
Strength to Weight: Bending, points 18
11
Thermal Diffusivity, mm2/s 5.6
44
Thermal Shock Resistance, points 16
5.9

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Cadmium (Cd), % 0
0 to 0.0050
Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 19 to 21
0
Copper (Cu), % 0.3 to 0.6
0.5 to 1.0
Iron (Fe), % 74.9 to 80.7
0 to 0.010
Lead (Pb), % 0
0 to 0.010
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0 to 0.6
0
Niobium (Nb), % 0 to 0.8
0
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.012
0
Tin (Sn), % 0
0 to 0.0030
Titanium (Ti), % 0
0.080 to 0.18
Zinc (Zn), % 0
98.8 to 99.42