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Grade 2 Babbitt Metal vs. Grade 250 Maraging Steel

Grade 2 Babbitt Metal belongs to the otherwise unclassified metals classification, while grade 250 maraging steel belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is grade 2 Babbitt Metal and the bottom bar is grade 250 maraging steel.

Metric UnitsUS Customary Units

Mechanical Properties

Compressive (Crushing) Strength, MPa 100
730 to 1660
Elastic (Young's, Tensile) Modulus, GPa 53
190
Poisson's Ratio 0.35
0.3
Shear Modulus, GPa 19
75
Tensile Strength: Yield (Proof), MPa 42
660 to 1740

Thermal Properties

Latent Heat of Fusion, J/g 72
270
Melting Completion (Liquidus), °C 350
1480
Melting Onset (Solidus), °C 240
1430
Specific Heat Capacity, J/kg-K 230
450
Thermal Expansion, µm/m-K 21
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
32
Density, g/cm3 7.3
8.2
Embodied Carbon, kg CO2/kg material 12
4.9
Embodied Energy, MJ/kg 200
65
Embodied Water, L/kg 1240
140

Common Calculations

Stiffness to Weight: Axial, points 4.0
13
Stiffness to Weight: Bending, points 17
23

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0.050 to 0.15
Antimony (Sb), % 7.0 to 8.0
0
Arsenic (As), % 0 to 0.1
0
Bismuth (Bi), % 0 to 0.080
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
7.0 to 8.5
Copper (Cu), % 3.0 to 4.0
0
Iron (Fe), % 0 to 0.080
66.3 to 71.1
Lead (Pb), % 0 to 0.35
0
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0
4.6 to 5.2
Nickel (Ni), % 0
17 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), % 87.3 to 90
0
Titanium (Ti), % 0
0.3 to 0.5
Zinc (Zn), % 0 to 0.0050
0
Zirconium (Zr), % 0
0 to 0.020