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Grade 7 Babbitt Metal vs. ZA-8

Grade 7 Babbitt Metal belongs to the otherwise unclassified metals classification, while ZA-8 belongs to the zinc alloys. There are 19 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is grade 7 Babbitt Metal and the bottom bar is ZA-8.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
87 to 100
Compressive (Crushing) Strength, MPa 110
210 to 250
Elastic (Young's, Tensile) Modulus, GPa 26
85 to 86
Poisson's Ratio 0.4
0.26
Shear Modulus, GPa 9.1
34
Tensile Strength: Yield (Proof), MPa 25
210 to 290

Thermal Properties

Latent Heat of Fusion, J/g 48
110
Melting Completion (Liquidus), °C 270
400
Melting Onset (Solidus), °C 240
380
Specific Heat Capacity, J/kg-K 150
440
Thermal Expansion, µm/m-K 26
23

Otherwise Unclassified Properties

Base Metal Price, % relative 23
11
Density, g/cm3 10
6.3
Embodied Carbon, kg CO2/kg material 4.4
3.3
Embodied Energy, MJ/kg 62
62
Embodied Water, L/kg 880
420

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 12
260 to 490
Stiffness to Weight: Axial, points 1.4
7.5
Stiffness to Weight: Bending, points 9.6
23

Alloy Composition

Aluminum (Al), % 0 to 0.0050
8.0 to 8.8
Antimony (Sb), % 14 to 16
0
Arsenic (As), % 0.3 to 0.6
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.050
0 to 0.0060
Copper (Cu), % 0 to 0.5
0.8 to 1.3
Iron (Fe), % 0 to 0.1
0 to 0.075
Lead (Pb), % 71.9 to 76.4
0 to 0.0060
Magnesium (Mg), % 0
0.015 to 0.030
Nickel (Ni), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.045
Tin (Sn), % 9.3 to 10.7
0 to 0.0030
Zinc (Zn), % 0 to 0.0050
89.7 to 91.2