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Grade 7 Babbitt Metal vs. S21640 Stainless Steel

Grade 7 Babbitt Metal belongs to the otherwise unclassified metals classification, while S21640 stainless steel belongs to the iron alloys. There are 18 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is grade 7 Babbitt Metal and the bottom bar is S21640 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 23
230
Elastic (Young's, Tensile) Modulus, GPa 26
200
Poisson's Ratio 0.4
0.28
Shear Modulus, GPa 9.1
78
Tensile Strength: Yield (Proof), MPa 25
350

Thermal Properties

Latent Heat of Fusion, J/g 48
290
Melting Completion (Liquidus), °C 270
1430
Melting Onset (Solidus), °C 240
1380
Specific Heat Capacity, J/kg-K 150
480
Thermal Expansion, µm/m-K 26
17

Otherwise Unclassified Properties

Base Metal Price, % relative 23
17
Density, g/cm3 10
7.7
Embodied Carbon, kg CO2/kg material 4.4
3.6
Embodied Energy, MJ/kg 62
51
Embodied Water, L/kg 880
150

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 12
300
Stiffness to Weight: Axial, points 1.4
14
Stiffness to Weight: Bending, points 9.6
25

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
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
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
17.5 to 19.5
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 0 to 0.1
63 to 74.3
Lead (Pb), % 71.9 to 76.4
0
Manganese (Mn), % 0
3.5 to 6.5
Molybdenum (Mo), % 0
0.5 to 2.0
Nickel (Ni), % 0
4.0 to 6.5
Niobium (Nb), % 0
0.1 to 1.0
Nitrogen (N), % 0
0.080 to 0.3
Phosphorus (P), % 0
0 to 0.060
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 9.3 to 10.7
0
Zinc (Zn), % 0 to 0.0050
0