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C92700 Bronze vs. C86700 Bronze

Both C92700 bronze and C86700 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 61% 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 C92700 bronze and the bottom bar is C86700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 9.1
17
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 40
41
Tensile Strength: Ultimate (UTS), MPa 290
630
Tensile Strength: Yield (Proof), MPa 150
250

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 170
130
Melting Completion (Liquidus), °C 980
880
Melting Onset (Solidus), °C 840
860
Specific Heat Capacity, J/kg-K 370
400
Thermal Conductivity, W/m-K 47
89
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
17
Electrical Conductivity: Equal Weight (Specific), % IACS 11
19

Otherwise Unclassified Properties

Base Metal Price, % relative 35
23
Density, g/cm3 8.7
7.9
Embodied Carbon, kg CO2/kg material 3.6
2.9
Embodied Energy, MJ/kg 58
49
Embodied Water, L/kg 390
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
86
Resilience: Unit (Modulus of Resilience), kJ/m3 110
290
Stiffness to Weight: Axial, points 6.8
7.5
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 9.1
22
Strength to Weight: Bending, points 11
21
Thermal Diffusivity, mm2/s 15
28
Thermal Shock Resistance, points 11
21

Alloy Composition

Aluminum (Al), % 0 to 0.0050
1.0 to 3.0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 86 to 89
55 to 60
Iron (Fe), % 0 to 0.2
1.0 to 3.0
Lead (Pb), % 1.0 to 2.5
0.5 to 1.5
Manganese (Mn), % 0
1.0 to 3.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 9.0 to 11
0 to 1.5
Zinc (Zn), % 0 to 0.7
30 to 38
Residuals, % 0
0 to 1.0