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C50100 Bronze vs. S39274 Stainless Steel

C50100 bronze belongs to the copper alloys classification, while S39274 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is C50100 bronze and the bottom bar is S39274 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 40
17
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
81
Shear Strength, MPa 180
560
Tensile Strength: Ultimate (UTS), MPa 270
900
Tensile Strength: Yield (Proof), MPa 82
620

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1080
1480
Melting Onset (Solidus), °C 1070
1430
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 230
16
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 55
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 55
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
24
Density, g/cm3 8.9
8.0
Embodied Carbon, kg CO2/kg material 2.6
4.3
Embodied Energy, MJ/kg 42
60
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
140
Resilience: Unit (Modulus of Resilience), kJ/m3 29
940
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 8.3
32
Strength to Weight: Bending, points 10
26
Thermal Diffusivity, mm2/s 66
4.2
Thermal Shock Resistance, points 9.5
25

Alloy Composition


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Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 98.6 to 99.49
0.2 to 0.8
Iron (Fe), % 0 to 0.050
57 to 65.6
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0
0.24 to 0.32
Phosphorus (P), % 0.010 to 0.050
0 to 0.030
Silicon (Si), % 0
0 to 0.8
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0.5 to 0.8
0
Tungsten (W), % 0
1.5 to 2.5
Residuals, % 0 to 0.5
0