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C52100 Bronze vs. S82031 Stainless Steel

C52100 bronze belongs to the copper alloys classification, while S82031 stainless steel belongs to the iron alloys. There are 24 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 C52100 bronze and the bottom bar is S82031 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 41
78
Tensile Strength: Ultimate (UTS), MPa 380 to 800
780

Thermal Properties

Latent Heat of Fusion, J/g 200
290
Maximum Temperature: Mechanical, °C 180
980
Melting Completion (Liquidus), °C 1030
1430
Melting Onset (Solidus), °C 880
1390
Specific Heat Capacity, J/kg-K 370
480
Thermal Conductivity, W/m-K 62
15
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 13
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 13
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 34
13
Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 3.4
2.8
Embodied Energy, MJ/kg 55
39
Embodied Water, L/kg 370
150

Common Calculations

Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 12 to 25
28
Strength to Weight: Bending, points 13 to 22
24
Thermal Diffusivity, mm2/s 19
3.9
Thermal Shock Resistance, points 14 to 28
22

Alloy Composition

Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 89.8 to 93
0 to 1.0
Iron (Fe), % 0 to 0.1
68 to 78.3
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 2.5
Molybdenum (Mo), % 0
0.6 to 1.4
Nickel (Ni), % 0
2.0 to 4.0
Nitrogen (N), % 0
0.14 to 0.24
Phosphorus (P), % 0.030 to 0.35
0 to 0.040
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.0050
Tin (Sn), % 7.0 to 9.0
0
Zinc (Zn), % 0 to 0.2
0
Residuals, % 0 to 0.5
0