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EN 1.4020 Stainless Steel vs. Z21721 Zinc

EN 1.4020 stainless steel belongs to the iron alloys classification, while Z21721 zinc belongs to the zinc alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4020 stainless steel and the bottom bar is Z21721 zinc.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
87
Elongation at Break, % 13 to 34
40
Poisson's Ratio 0.28
0.25
Shear Modulus, GPa 77
35
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
150
Tensile Strength: Yield (Proof), MPa 430 to 950
120

Thermal Properties

Latent Heat of Fusion, J/g 280
110
Maximum Temperature: Mechanical, °C 890
90
Melting Completion (Liquidus), °C 1390
410
Melting Onset (Solidus), °C 1350
390
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
26

Otherwise Unclassified Properties

Base Metal Price, % relative 11
11
Density, g/cm3 7.6
6.6
Embodied Carbon, kg CO2/kg material 2.5
2.8
Embodied Energy, MJ/kg 37
53
Embodied Water, L/kg 150
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
57
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
88
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
22
Strength to Weight: Axial, points 28 to 41
6.4
Strength to Weight: Bending, points 25 to 32
9.6
Thermal Shock Resistance, points 16 to 23
4.8

Alloy Composition

Aluminum (Al), % 0
0 to 0.0020
Cadmium (Cd), % 0
0 to 0.070
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 16.5 to 19
0
Copper (Cu), % 0
0 to 0.0050
Iron (Fe), % 62.8 to 71.8
0 to 0.010
Lead (Pb), % 0
0 to 1.0
Manganese (Mn), % 11 to 14
0
Nickel (Ni), % 0.5 to 2.5
0
Nitrogen (N), % 0.2 to 0.45
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Titanium (Ti), % 0
0 to 0.020
Zinc (Zn), % 0
98.9 to 100