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S32950 Stainless Steel vs. C38500 Bronze

S32950 stainless steel belongs to the iron alloys classification, while C38500 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S32950 stainless steel and the bottom bar is C38500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 17
17
Poisson's Ratio 0.27
0.31
Shear Modulus, GPa 80
37
Shear Strength, MPa 480
230
Tensile Strength: Ultimate (UTS), MPa 780
370
Tensile Strength: Yield (Proof), MPa 550
130

Thermal Properties

Latent Heat of Fusion, J/g 300
160
Maximum Temperature: Mechanical, °C 1100
110
Melting Completion (Liquidus), °C 1430
890
Melting Onset (Solidus), °C 1390
880
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 16
120
Thermal Expansion, µm/m-K 13
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
28
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
31

Otherwise Unclassified Properties

Base Metal Price, % relative 17
22
Density, g/cm3 7.7
8.1
Embodied Carbon, kg CO2/kg material 3.4
2.6
Embodied Energy, MJ/kg 47
45
Embodied Water, L/kg 180
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
48
Resilience: Unit (Modulus of Resilience), kJ/m3 730
78
Stiffness to Weight: Axial, points 15
7.0
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 28
13
Strength to Weight: Bending, points 24
14
Thermal Diffusivity, mm2/s 4.3
40
Thermal Shock Resistance, points 21
12

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 26 to 29
0
Copper (Cu), % 0
55 to 59
Iron (Fe), % 60.3 to 69.4
0 to 0.35
Lead (Pb), % 0
2.5 to 3.5
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
Silicon (Si), % 0 to 0.6
0
Sulfur (S), % 0 to 0.010
0
Zinc (Zn), % 0
36.7 to 42.5
Residuals, % 0
0 to 0.5