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C87200 Bronze vs. S32304 Stainless Steel

C87200 bronze belongs to the copper alloys classification, while S32304 stainless steel belongs to the iron 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 C87200 bronze and the bottom bar is S32304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
250
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 30
28
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
79
Tensile Strength: Ultimate (UTS), MPa 380
670
Tensile Strength: Yield (Proof), MPa 170
460

Thermal Properties

Latent Heat of Fusion, J/g 260
290
Maximum Temperature: Mechanical, °C 200
1050
Melting Completion (Liquidus), °C 970
1420
Melting Onset (Solidus), °C 860
1380
Specific Heat Capacity, J/kg-K 410
480
Thermal Conductivity, W/m-K 28
15
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 29
14
Density, g/cm3 8.6
7.7
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 44
40
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
170
Resilience: Unit (Modulus of Resilience), kJ/m3 130
520
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
24
Strength to Weight: Bending, points 14
22
Thermal Diffusivity, mm2/s 8.0
4.0
Thermal Shock Resistance, points 14
18

Alloy Composition

Aluminum (Al), % 0 to 1.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
21.5 to 24.5
Copper (Cu), % 89 to 99
0.050 to 0.6
Iron (Fe), % 0 to 2.5
65 to 75.4
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0 to 1.5
0 to 2.5
Molybdenum (Mo), % 0
0.050 to 0.6
Nickel (Ni), % 0
3.0 to 5.5
Nitrogen (N), % 0
0.050 to 0.2
Phosphorus (P), % 0 to 0.5
0 to 0.040
Silicon (Si), % 1.0 to 5.0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 0 to 5.0
0