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S21904 Stainless Steel vs. Grade 1 Babbitt Metal

S21904 stainless steel belongs to the iron alloys classification, while grade 1 Babbitt Metal belongs to the otherwise unclassified metals. There are 23 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 S21904 stainless steel and the bottom bar is grade 1 Babbitt Metal.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 210 to 300
13
Elastic (Young's, Tensile) Modulus, GPa 200
53
Elongation at Break, % 17 to 51
34
Poisson's Ratio 0.28
0.35
Shear Modulus, GPa 78
20
Tensile Strength: Yield (Proof), MPa 390 to 910
30

Thermal Properties

Latent Heat of Fusion, J/g 290
70
Melting Completion (Liquidus), °C 1400
370
Melting Onset (Solidus), °C 1350
220
Specific Heat Capacity, J/kg-K 480
230
Thermal Conductivity, W/m-K 14
45
Thermal Expansion, µm/m-K 17
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
13
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
16

Otherwise Unclassified Properties

Base Metal Price, % relative 15
75
Density, g/cm3 7.7
7.3
Embodied Carbon, kg CO2/kg material 3.0
12
Embodied Energy, MJ/kg 43
200
Embodied Water, L/kg 160
1160

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 380 to 2070
8.6
Stiffness to Weight: Axial, points 14
4.0
Stiffness to Weight: Bending, points 25
17
Thermal Diffusivity, mm2/s 3.8
26

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
4.0 to 5.0
Arsenic (As), % 0
0 to 0.1
Bismuth (Bi), % 0
0 to 0.080
Cadmium (Cd), % 0
0 to 0.050
Carbon (C), % 0 to 0.040
0
Chromium (Cr), % 19 to 21.5
0
Copper (Cu), % 0
4.0 to 5.0
Iron (Fe), % 59.5 to 67.4
0 to 0.080
Lead (Pb), % 0
0 to 0.35
Manganese (Mn), % 8.0 to 10
0
Nickel (Ni), % 5.5 to 7.5
0
Nitrogen (N), % 0.15 to 0.4
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
89.3 to 92
Zinc (Zn), % 0
0 to 0.0050