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Grade 8 Babbitt Metal vs. ZA-27

Grade 8 Babbitt Metal belongs to the otherwise unclassified metals classification, while ZA-27 belongs to the zinc alloys. There are 21 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is grade 8 Babbitt Metal and the bottom bar is ZA-27.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 15
100 to 120
Compressive (Crushing) Strength, MPa 110
260 to 370
Elastic (Young's, Tensile) Modulus, GPa 24
78
Poisson's Ratio 0.41
0.27
Shear Modulus, GPa 8.5
31
Tensile Strength: Yield (Proof), MPa 23
260 to 370

Thermal Properties

Latent Heat of Fusion, J/g 46
130
Melting Completion (Liquidus), °C 270
480
Melting Onset (Solidus), °C 240
380
Specific Heat Capacity, J/kg-K 150
530
Thermal Conductivity, W/m-K 24
130
Thermal Expansion, µm/m-K 24
26

Otherwise Unclassified Properties

Base Metal Price, % relative 19
11
Density, g/cm3 10
5.0
Embodied Carbon, kg CO2/kg material 3.9
4.2
Embodied Energy, MJ/kg 53
80
Embodied Water, L/kg 840
570

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 11
420 to 890
Stiffness to Weight: Axial, points 1.3
8.6
Stiffness to Weight: Bending, points 9.2
28
Thermal Diffusivity, mm2/s 16
47

Alloy Composition

Aluminum (Al), % 0 to 0.0050
25 to 28
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
2.0 to 2.5
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 77.1 to 81.2
0 to 0.0060
Magnesium (Mg), % 0
0.010 to 0.020
Nickel (Ni), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.080
Tin (Sn), % 4.5 to 5.5
0 to 0.0030
Zinc (Zn), % 0 to 0.0050
69.3 to 73