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Grade 15 Babbitt Metal vs. S31655 Stainless Steel

Grade 15 Babbitt Metal belongs to the otherwise unclassified metals classification, while S31655 stainless steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (18, in this case) are not shown.

For each property being compared, the top bar is grade 15 Babbitt Metal and the bottom bar is S31655 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 21
210
Elastic (Young's, Tensile) Modulus, GPa 23
200
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 8.2
78

Thermal Properties

Latent Heat of Fusion, J/g 46
290
Melting Completion (Liquidus), °C 280
1430
Melting Onset (Solidus), °C 250
1380
Specific Heat Capacity, J/kg-K 140
480
Thermal Expansion, µm/m-K 26
16

Otherwise Unclassified Properties

Base Metal Price, % relative 17
17
Density, g/cm3 10
7.8
Embodied Carbon, kg CO2/kg material 3.6
3.3
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 840
160

Common Calculations

Stiffness to Weight: Axial, points 1.2
14
Stiffness to Weight: Bending, points 9.0
25

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 14.5 to 17.5
0
Arsenic (As), % 0.8 to 1.4
0
Bismuth (Bi), % 0 to 0.1
0
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
19.5 to 21.5
Copper (Cu), % 0 to 0.6
0 to 1.0
Iron (Fe), % 0 to 0.1
63.2 to 71.9
Lead (Pb), % 79 to 83.9
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0.5 to 1.5
Nickel (Ni), % 0
8.0 to 9.5
Nitrogen (N), % 0
0.14 to 0.25
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 0.8 to 1.2
0
Zinc (Zn), % 0 to 0.0050
0