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Z21721 Zinc vs. Grade 2 Babbitt Metal

Z21721 zinc belongs to the zinc alloys classification, while grade 2 Babbitt Metal belongs to the otherwise unclassified metals. There are 17 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is Z21721 zinc and the bottom bar is grade 2 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
53
Poisson's Ratio 0.25
0.35
Shear Modulus, GPa 35
19
Tensile Strength: Yield (Proof), MPa 120
42

Thermal Properties

Latent Heat of Fusion, J/g 110
72
Melting Completion (Liquidus), °C 410
350
Melting Onset (Solidus), °C 390
240
Specific Heat Capacity, J/kg-K 390
230
Thermal Expansion, µm/m-K 26
21

Otherwise Unclassified Properties

Base Metal Price, % relative 11
70
Density, g/cm3 6.6
7.3
Embodied Carbon, kg CO2/kg material 2.8
12
Embodied Energy, MJ/kg 53
200
Embodied Water, L/kg 340
1240

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 88
17
Stiffness to Weight: Axial, points 7.3
4.0
Stiffness to Weight: Bending, points 22
17

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0 to 0.0050
Antimony (Sb), % 0
7.0 to 8.0
Arsenic (As), % 0
0 to 0.1
Bismuth (Bi), % 0
0 to 0.080
Cadmium (Cd), % 0 to 0.070
0 to 0.050
Copper (Cu), % 0 to 0.0050
3.0 to 4.0
Iron (Fe), % 0 to 0.010
0 to 0.080
Lead (Pb), % 0 to 1.0
0 to 0.35
Tin (Sn), % 0
87.3 to 90
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 98.9 to 100
0 to 0.0050