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C87600 Bronze vs. C31400 Bronze

Both C87600 bronze and C31400 bronze are copper alloys. They have a moderately high 95% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C87600 bronze and the bottom bar is C31400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 18
6.8 to 29
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 470
270 to 420
Tensile Strength: Yield (Proof), MPa 230
78 to 310

Thermal Properties

Latent Heat of Fusion, J/g 280
200
Maximum Temperature: Mechanical, °C 190
180
Melting Completion (Liquidus), °C 970
1040
Melting Onset (Solidus), °C 860
1010
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 28
180
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.0
42
Electrical Conductivity: Equal Weight (Specific), % IACS 6.4
43

Otherwise Unclassified Properties

Base Metal Price, % relative 29
29
Density, g/cm3 8.5
8.8
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 43
42
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
26 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 240
28 to 420
Stiffness to Weight: Axial, points 7.4
7.1
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 16
8.7 to 13
Strength to Weight: Bending, points 16
11 to 14
Thermal Diffusivity, mm2/s 8.1
54
Thermal Shock Resistance, points 17
9.6 to 15

Alloy Composition

Copper (Cu), % 88 to 92.5
87.5 to 90.5
Iron (Fe), % 0
0 to 0.1
Lead (Pb), % 0 to 0.5
1.3 to 2.5
Nickel (Ni), % 0
0 to 0.7
Silicon (Si), % 3.5 to 5.5
0
Zinc (Zn), % 4.0 to 7.0
5.8 to 11.2
Residuals, % 0
0 to 0.4