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C38500 Bronze vs. S41050 Stainless Steel

C38500 bronze belongs to the copper alloys classification, while S41050 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 C38500 bronze and the bottom bar is S41050 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 17
25
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 37
76
Shear Strength, MPa 230
300
Tensile Strength: Ultimate (UTS), MPa 370
470
Tensile Strength: Yield (Proof), MPa 130
230

Thermal Properties

Latent Heat of Fusion, J/g 160
270
Maximum Temperature: Mechanical, °C 110
720
Melting Completion (Liquidus), °C 890
1440
Melting Onset (Solidus), °C 880
1400
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 120
27
Thermal Expansion, µm/m-K 21
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 31
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 22
7.0
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.6
1.9
Embodied Energy, MJ/kg 45
27
Embodied Water, L/kg 320
97

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
98
Resilience: Unit (Modulus of Resilience), kJ/m3 78
140
Stiffness to Weight: Axial, points 7.0
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13
17
Strength to Weight: Bending, points 14
17
Thermal Diffusivity, mm2/s 40
7.2
Thermal Shock Resistance, points 12
17

Alloy Composition

Carbon (C), % 0
0 to 0.040
Chromium (Cr), % 0
10.5 to 12.5
Copper (Cu), % 55 to 59
0
Iron (Fe), % 0 to 0.35
84.2 to 88.9
Lead (Pb), % 2.5 to 3.5
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
0.6 to 1.1
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 36.7 to 42.5
0
Residuals, % 0 to 0.5
0