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Z21721 Zinc vs. Grade 7 Babbitt Metal

Z21721 zinc belongs to the zinc alloys classification, while grade 7 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 7 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
26
Poisson's Ratio 0.25
0.4
Shear Modulus, GPa 35
9.1
Tensile Strength: Yield (Proof), MPa 120
25

Thermal Properties

Latent Heat of Fusion, J/g 110
48
Melting Completion (Liquidus), °C 410
270
Melting Onset (Solidus), °C 390
240
Specific Heat Capacity, J/kg-K 390
150
Thermal Expansion, µm/m-K 26
26

Otherwise Unclassified Properties

Base Metal Price, % relative 11
23
Density, g/cm3 6.6
10
Embodied Carbon, kg CO2/kg material 2.8
4.4
Embodied Energy, MJ/kg 53
62
Embodied Water, L/kg 340
880

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 88
12
Stiffness to Weight: Axial, points 7.3
1.4
Stiffness to Weight: Bending, points 22
9.6

Alloy Composition

Aluminum (Al), % 0 to 0.0020
0 to 0.0050
Antimony (Sb), % 0
14 to 16
Arsenic (As), % 0
0.3 to 0.6
Bismuth (Bi), % 0
0 to 0.1
Cadmium (Cd), % 0 to 0.070
0 to 0.050
Copper (Cu), % 0 to 0.0050
0 to 0.5
Iron (Fe), % 0 to 0.010
0 to 0.1
Lead (Pb), % 0 to 1.0
71.9 to 76.4
Tin (Sn), % 0
9.3 to 10.7
Titanium (Ti), % 0 to 0.020
0
Zinc (Zn), % 98.9 to 100
0 to 0.0050