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AISI 440B Stainless Steel vs. Z20301 Zinc

AISI 440B stainless steel belongs to the iron alloys classification, while Z20301 zinc belongs to the zinc alloys. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is AISI 440B stainless steel and the bottom bar is Z20301 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 3.0 to 18
53
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 77
35
Tensile Strength: Ultimate (UTS), MPa 740 to 1930
160
Tensile Strength: Yield (Proof), MPa 430 to 1860
130

Thermal Properties

Latent Heat of Fusion, J/g 280
110
Maximum Temperature: Mechanical, °C 870
90
Melting Completion (Liquidus), °C 1480
410
Melting Onset (Solidus), °C 1370
400
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 23
110
Thermal Expansion, µm/m-K 10
26

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
27
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
37

Otherwise Unclassified Properties

Base Metal Price, % relative 9.0
11
Density, g/cm3 7.7
6.6
Embodied Carbon, kg CO2/kg material 2.2
2.8
Embodied Energy, MJ/kg 31
53
Embodied Water, L/kg 120
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 57 to 110
78
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 27 to 70
6.7
Strength to Weight: Bending, points 24 to 45
9.9
Thermal Diffusivity, mm2/s 6.1
44
Thermal Shock Resistance, points 27 to 70
5.0

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.010
Carbon (C), % 0.75 to 1.0
0
Chromium (Cr), % 16 to 18
0
Copper (Cu), % 0
0 to 0.0050
Iron (Fe), % 78.2 to 83.3
0 to 0.010
Lead (Pb), % 0
0 to 0.1
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.75
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
99.853 to 100