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C89320 Bronze vs. C92700 Bronze

Both C89320 bronze and C92700 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a very 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 C89320 bronze and the bottom bar is C92700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
9.1
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 270
290
Tensile Strength: Yield (Proof), MPa 140
150

Thermal Properties

Latent Heat of Fusion, J/g 190
190
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 1050
980
Melting Onset (Solidus), °C 930
840
Specific Heat Capacity, J/kg-K 360
370
Thermal Conductivity, W/m-K 56
47
Thermal Expansion, µm/m-K 17
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
11
Electrical Conductivity: Equal Weight (Specific), % IACS 15
11

Otherwise Unclassified Properties

Base Metal Price, % relative 37
35
Density, g/cm3 8.9
8.7
Embodied Carbon, kg CO2/kg material 3.5
3.6
Embodied Energy, MJ/kg 56
58
Embodied Water, L/kg 490
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
22
Resilience: Unit (Modulus of Resilience), kJ/m3 93
110
Stiffness to Weight: Axial, points 6.8
6.8
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.5
9.1
Strength to Weight: Bending, points 10
11
Thermal Diffusivity, mm2/s 17
15
Thermal Shock Resistance, points 10
11

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.35
0 to 0.25
Bismuth (Bi), % 4.0 to 6.0
0
Copper (Cu), % 87 to 91
86 to 89
Iron (Fe), % 0 to 0.2
0 to 0.2
Lead (Pb), % 0 to 0.090
1.0 to 2.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 0.3
0 to 1.5
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.080
0 to 0.050
Tin (Sn), % 5.0 to 7.0
9.0 to 11
Zinc (Zn), % 0 to 1.0
0 to 0.7
Residuals, % 0
0 to 0.7