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Grade 15 Babbitt Metal vs. Grade 300 Maraging Steel

Grade 15 Babbitt Metal belongs to the otherwise unclassified metals classification, while grade 300 maraging steel belongs to the iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is grade 15 Babbitt Metal and the bottom bar is grade 300 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 23
190
Poisson's Ratio 0.4
0.3
Shear Modulus, GPa 8.2
75

Thermal Properties

Latent Heat of Fusion, J/g 46
270
Melting Completion (Liquidus), °C 280
1480
Melting Onset (Solidus), °C 250
1430
Specific Heat Capacity, J/kg-K 140
450
Thermal Expansion, µm/m-K 26
12

Otherwise Unclassified Properties

Base Metal Price, % relative 17
34
Density, g/cm3 10
8.2
Embodied Carbon, kg CO2/kg material 3.6
5.1
Embodied Energy, MJ/kg 47
68
Embodied Water, L/kg 840
150

Common Calculations

Stiffness to Weight: Axial, points 1.2
13
Stiffness to Weight: Bending, points 9.0
23

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0.050 to 0.15
Antimony (Sb), % 14.5 to 17.5
0
Arsenic (As), % 0.8 to 1.4
0
Bismuth (Bi), % 0 to 0.1
0
Boron (B), % 0
0 to 0.0030
Cadmium (Cd), % 0 to 0.050
0
Calcium (Ca), % 0
0 to 0.050
Carbon (C), % 0
0 to 0.030
Cobalt (Co), % 0
8.5 to 9.5
Copper (Cu), % 0 to 0.6
0
Iron (Fe), % 0 to 0.1
65 to 68.4
Lead (Pb), % 79 to 83.9
0
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0
4.6 to 5.2
Nickel (Ni), % 0
18 to 19
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 0.8 to 1.2
0
Titanium (Ti), % 0
0.5 to 0.8
Zinc (Zn), % 0 to 0.0050
0
Zirconium (Zr), % 0
0 to 0.020