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Grade 7 Babbitt Metal vs. EN AC-44300 Aluminum

Grade 7 Babbitt Metal belongs to the otherwise unclassified metals classification, while EN AC-44300 aluminum belongs to the aluminum alloys. There are 18 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is grade 7 Babbitt Metal and the bottom bar is EN AC-44300 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
68
Elastic (Young's, Tensile) Modulus, GPa 26
72
Poisson's Ratio 0.4
0.33
Shear Modulus, GPa 9.1
27
Tensile Strength: Yield (Proof), MPa 25
150

Thermal Properties

Latent Heat of Fusion, J/g 48
570
Melting Completion (Liquidus), °C 270
590
Melting Onset (Solidus), °C 240
580
Specific Heat Capacity, J/kg-K 150
900
Thermal Expansion, µm/m-K 26
21

Otherwise Unclassified Properties

Base Metal Price, % relative 23
9.5
Density, g/cm3 10
2.5
Embodied Carbon, kg CO2/kg material 4.4
7.7
Embodied Energy, MJ/kg 62
140
Embodied Water, L/kg 880
1050

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 12
150
Stiffness to Weight: Axial, points 1.4
16
Stiffness to Weight: Bending, points 9.6
55

Alloy Composition

Aluminum (Al), % 0 to 0.0050
84.3 to 89.5
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
Copper (Cu), % 0 to 0.5
0 to 0.1
Iron (Fe), % 0 to 0.1
0 to 1.0
Lead (Pb), % 71.9 to 76.4
0
Manganese (Mn), % 0
0 to 0.55
Silicon (Si), % 0
10.5 to 13.5
Tin (Sn), % 9.3 to 10.7
0
Titanium (Ti), % 0
0 to 0.15
Zinc (Zn), % 0 to 0.0050
0 to 0.15
Residuals, % 0
0 to 0.25