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C86800 Bronze vs. C90400 Bronze

Both C86800 bronze and C90400 bronze are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 60% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C86800 bronze and the bottom bar is C90400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 22
24
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 570
310
Tensile Strength: Yield (Proof), MPa 260
180

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 140
170
Melting Completion (Liquidus), °C 900
990
Melting Onset (Solidus), °C 880
850
Specific Heat Capacity, J/kg-K 400
370
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
12
Electrical Conductivity: Equal Weight (Specific), % IACS 10
12

Otherwise Unclassified Properties

Base Metal Price, % relative 24
34
Density, g/cm3 7.9
8.7
Embodied Carbon, kg CO2/kg material 3.0
3.5
Embodied Energy, MJ/kg 51
56
Embodied Water, L/kg 320
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
65
Resilience: Unit (Modulus of Resilience), kJ/m3 310
150
Stiffness to Weight: Axial, points 7.7
7.0
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 20
10
Strength to Weight: Bending, points 19
12
Thermal Shock Resistance, points 18
11

Alloy Composition

Aluminum (Al), % 0 to 2.0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.020
Boron (B), % 0
0 to 0.1
Copper (Cu), % 53.5 to 57
86 to 89
Iron (Fe), % 1.0 to 2.5
0 to 0.4
Lead (Pb), % 0 to 0.2
0 to 0.090
Manganese (Mn), % 2.5 to 4.0
0 to 0.010
Nickel (Ni), % 2.5 to 4.0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0.1 to 0.65
Tin (Sn), % 0 to 1.0
7.5 to 8.5
Zinc (Zn), % 28.3 to 40.5
1.0 to 5.0
Zirconium (Zr), % 0
0 to 0.1
Residuals, % 0
0 to 0.7