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N08031 Stainless Steel vs. Z21721 Zinc

N08031 stainless steel belongs to the iron alloys classification, while Z21721 zinc belongs to the zinc alloys. There are 26 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 N08031 stainless steel and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
87
Elongation at Break, % 45
40
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 81
35
Tensile Strength: Ultimate (UTS), MPa 730
150
Tensile Strength: Yield (Proof), MPa 310
120

Thermal Properties

Latent Heat of Fusion, J/g 310
110
Maximum Temperature: Mechanical, °C 1100
90
Melting Completion (Liquidus), °C 1440
410
Melting Onset (Solidus), °C 1390
390
Specific Heat Capacity, J/kg-K 460
390
Thermal Conductivity, W/m-K 12
110
Thermal Expansion, µm/m-K 18
26

Otherwise Unclassified Properties

Base Metal Price, % relative 39
11
Density, g/cm3 8.1
6.6
Embodied Carbon, kg CO2/kg material 7.1
2.8
Embodied Energy, MJ/kg 96
53
Embodied Water, L/kg 240
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
57
Resilience: Unit (Modulus of Resilience), kJ/m3 230
88
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 25
6.4
Strength to Weight: Bending, points 22
9.6
Thermal Diffusivity, mm2/s 3.1
44
Thermal Shock Resistance, points 14
4.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.070
Carbon (C), % 0 to 0.015
0
Chromium (Cr), % 26 to 28
0
Copper (Cu), % 1.0 to 1.4
0 to 0.0050
Iron (Fe), % 29 to 36.9
0 to 0.010
Lead (Pb), % 0
0 to 1.0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 30 to 32
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.3
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
98.9 to 100