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Grade 3 Babbitt Metal vs. S31730 Stainless Steel

Grade 3 Babbitt Metal belongs to the otherwise unclassified metals classification, while S31730 stainless steel belongs to the iron 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.

For each property being compared, the top bar is grade 3 Babbitt Metal and the bottom bar is S31730 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 27
180
Elastic (Young's, Tensile) Modulus, GPa 56
200
Poisson's Ratio 0.35
0.28
Shear Modulus, GPa 21
77
Tensile Strength: Yield (Proof), MPa 46
200

Thermal Properties

Latent Heat of Fusion, J/g 79
290
Melting Completion (Liquidus), °C 420
1430
Melting Onset (Solidus), °C 240
1390
Specific Heat Capacity, J/kg-K 230
470
Thermal Expansion, µm/m-K 21
16

Otherwise Unclassified Properties

Base Metal Price, % relative 70
24
Density, g/cm3 7.4
8.0
Embodied Carbon, kg CO2/kg material 12
4.6
Embodied Energy, MJ/kg 200
63
Embodied Water, L/kg 1210
180

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 19
99
Stiffness to Weight: Axial, points 4.2
14
Stiffness to Weight: Bending, points 17
24

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 7.5 to 8.5
0
Arsenic (As), % 0 to 0.1
0
Bismuth (Bi), % 0 to 0.080
0
Cadmium (Cd), % 0 to 0.050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 7.5 to 8.5
4.0 to 5.0
Iron (Fe), % 0 to 0.080
52.4 to 61
Lead (Pb), % 0 to 0.35
0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0
15 to 16.5
Nitrogen (N), % 0
0 to 0.045
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.010
Tin (Sn), % 82.3 to 85
0
Zinc (Zn), % 0 to 0.0050
0