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C86700 Bronze vs. C67300 Bronze

Both C86700 bronze and C67300 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 (2, in this case) are not shown.

For each property being compared, the top bar is C86700 bronze and the bottom bar is C67300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
12
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 41
41
Tensile Strength: Ultimate (UTS), MPa 630
500
Tensile Strength: Yield (Proof), MPa 250
340

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 130
130
Melting Completion (Liquidus), °C 880
870
Melting Onset (Solidus), °C 860
830
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 89
95
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 17
22
Electrical Conductivity: Equal Weight (Specific), % IACS 19
25

Otherwise Unclassified Properties

Base Metal Price, % relative 23
23
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 49
46
Embodied Water, L/kg 340
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 86
55
Resilience: Unit (Modulus of Resilience), kJ/m3 290
550
Stiffness to Weight: Axial, points 7.5
7.4
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 22
17
Strength to Weight: Bending, points 21
17
Thermal Diffusivity, mm2/s 28
30
Thermal Shock Resistance, points 21
16

Alloy Composition

Aluminum (Al), % 1.0 to 3.0
0 to 0.25
Copper (Cu), % 55 to 60
58 to 63
Iron (Fe), % 1.0 to 3.0
0 to 0.5
Lead (Pb), % 0.5 to 1.5
0.4 to 3.0
Manganese (Mn), % 1.0 to 3.5
2.0 to 3.5
Nickel (Ni), % 0 to 1.0
0 to 0.25
Silicon (Si), % 0
0.5 to 1.5
Tin (Sn), % 0 to 1.5
0 to 0.3
Zinc (Zn), % 30 to 38
27.2 to 39.1
Residuals, % 0
0 to 0.5