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C90400 Bronze vs. S39277 Stainless Steel

C90400 bronze belongs to the copper alloys classification, while S39277 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 C90400 bronze and the bottom bar is S39277 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 77
250
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 24
28
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 41
80
Tensile Strength: Ultimate (UTS), MPa 310
930
Tensile Strength: Yield (Proof), MPa 180
660

Thermal Properties

Latent Heat of Fusion, J/g 190
300
Maximum Temperature: Mechanical, °C 170
1100
Melting Completion (Liquidus), °C 990
1460
Melting Onset (Solidus), °C 850
1410
Specific Heat Capacity, J/kg-K 370
470
Thermal Conductivity, W/m-K 75
16
Thermal Expansion, µm/m-K 18
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 12
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 12
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 34
23
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 3.5
4.2
Embodied Energy, MJ/kg 56
59
Embodied Water, L/kg 370
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
240
Resilience: Unit (Modulus of Resilience), kJ/m3 150
1070
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 10
33
Strength to Weight: Bending, points 12
27
Thermal Diffusivity, mm2/s 23
4.2
Thermal Shock Resistance, points 11
26

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.020
0
Boron (B), % 0 to 0.1
0
Carbon (C), % 0
0 to 0.025
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 86 to 89
1.2 to 2.0
Iron (Fe), % 0 to 0.4
56.8 to 64.3
Lead (Pb), % 0 to 0.090
0
Manganese (Mn), % 0 to 0.010
0 to 0.8
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0 to 1.0
6.5 to 8.0
Nitrogen (N), % 0
0.23 to 0.33
Phosphorus (P), % 0 to 0.050
0 to 0.025
Silicon (Si), % 0 to 0.0050
0 to 0.8
Sulfur (S), % 0.1 to 0.65
0 to 0.0020
Tin (Sn), % 7.5 to 8.5
0
Tungsten (W), % 0
0.8 to 1.2
Zinc (Zn), % 1.0 to 5.0
0
Zirconium (Zr), % 0 to 0.1
0
Residuals, % 0 to 0.7
0