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S32950 Stainless Steel vs. C54400 Bronze

S32950 stainless steel belongs to the iron alloys classification, while C54400 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is S32950 stainless steel and the bottom bar is C54400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 80
40
Tensile Strength: Ultimate (UTS), MPa 780
330 to 720

Thermal Properties

Latent Heat of Fusion, J/g 300
190
Maximum Temperature: Mechanical, °C 1100
170
Melting Completion (Liquidus), °C 1430
1000
Melting Onset (Solidus), °C 1390
930
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 16
86
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
19
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
19

Otherwise Unclassified Properties

Base Metal Price, % relative 17
31
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 3.4
2.9
Embodied Energy, MJ/kg 47
48
Embodied Water, L/kg 180
340

Common Calculations

Stiffness to Weight: Axial, points 15
6.8
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 28
10 to 22
Strength to Weight: Bending, points 24
12 to 20
Thermal Diffusivity, mm2/s 4.3
26
Thermal Shock Resistance, points 21
12 to 26

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 26 to 29
0
Copper (Cu), % 0
85.4 to 91.5
Iron (Fe), % 60.3 to 69.4
0 to 0.1
Lead (Pb), % 0
3.5 to 4.5
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 1.0 to 2.5
0
Nickel (Ni), % 3.5 to 5.2
0
Nitrogen (N), % 0.15 to 0.35
0
Phosphorus (P), % 0 to 0.035
0.010 to 0.5
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
3.5 to 4.5
Zinc (Zn), % 0
1.5 to 4.5
Residuals, % 0
0 to 0.5