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C87200 Bronze vs. S39274 Stainless Steel

C87200 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 (6, in this case) are not shown.

For each property being compared, the top bar is C87200 bronze and the bottom bar is S39274 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 85
270
Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 30
17
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
81
Tensile Strength: Ultimate (UTS), MPa 380
900
Tensile Strength: Yield (Proof), MPa 170
620

Thermal Properties

Latent Heat of Fusion, J/g 260
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 970
1480
Melting Onset (Solidus), °C 860
1430
Specific Heat Capacity, J/kg-K 410
470
Thermal Conductivity, W/m-K 28
16
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
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 29
24
Density, g/cm3 8.6
8.0
Embodied Carbon, kg CO2/kg material 2.7
4.3
Embodied Energy, MJ/kg 44
60
Embodied Water, L/kg 310
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 93
140
Resilience: Unit (Modulus of Resilience), kJ/m3 130
940
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 12
32
Strength to Weight: Bending, points 14
26
Thermal Diffusivity, mm2/s 8.0
4.2
Thermal Shock Resistance, points 14
25

Alloy Composition

Aluminum (Al), % 0 to 1.5
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
24 to 26
Copper (Cu), % 89 to 99
0.2 to 0.8
Iron (Fe), % 0 to 2.5
57 to 65.6
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0 to 1.5
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 to 0.5
0 to 0.030
Silicon (Si), % 1.0 to 5.0
0 to 0.8
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 1.0
0
Tungsten (W), % 0
1.5 to 2.5
Zinc (Zn), % 0 to 5.0
0