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ZA-27 vs. Grade 7 Babbitt Metal

ZA-27 belongs to the zinc alloys classification, while grade 7 Babbitt Metal belongs to the otherwise unclassified metals. 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 ZA-27 and the bottom bar is grade 7 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 120
23
Compressive (Crushing) Strength, MPa 260 to 370
110
Elastic (Young's, Tensile) Modulus, GPa 78
26
Poisson's Ratio 0.27
0.4
Shear Modulus, GPa 31
9.1
Tensile Strength: Yield (Proof), MPa 260 to 370
25

Thermal Properties

Latent Heat of Fusion, J/g 130
48
Melting Completion (Liquidus), °C 480
270
Melting Onset (Solidus), °C 380
240
Specific Heat Capacity, J/kg-K 530
150
Thermal Expansion, µm/m-K 26
26

Otherwise Unclassified Properties

Base Metal Price, % relative 11
23
Density, g/cm3 5.0
10
Embodied Carbon, kg CO2/kg material 4.2
4.4
Embodied Energy, MJ/kg 80
62
Embodied Water, L/kg 570
880

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 420 to 890
12
Stiffness to Weight: Axial, points 8.6
1.4
Stiffness to Weight: Bending, points 28
9.6

Alloy Composition

Aluminum (Al), % 25 to 28
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 0.0060
0 to 0.050
Copper (Cu), % 2.0 to 2.5
0 to 0.5
Iron (Fe), % 0 to 0.1
0 to 0.1
Lead (Pb), % 0 to 0.0060
71.9 to 76.4
Magnesium (Mg), % 0.010 to 0.020
0
Nickel (Ni), % 0 to 0.020
0
Silicon (Si), % 0 to 0.080
0
Tin (Sn), % 0 to 0.0030
9.3 to 10.7
Zinc (Zn), % 69.3 to 73
0 to 0.0050