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C91000 Bronze vs. C99500 Copper

Both C91000 bronze and C99500 copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 86% 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 C91000 bronze and the bottom bar is C99500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 7.0
13
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 39
45
Tensile Strength: Ultimate (UTS), MPa 230
540
Tensile Strength: Yield (Proof), MPa 150
310

Thermal Properties

Latent Heat of Fusion, J/g 180
240
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 960
1090
Melting Onset (Solidus), °C 820
1040
Specific Heat Capacity, J/kg-K 360
400
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
10
Electrical Conductivity: Equal Weight (Specific), % IACS 9.4
10

Otherwise Unclassified Properties

Base Metal Price, % relative 37
30
Density, g/cm3 8.6
8.7
Embodied Carbon, kg CO2/kg material 4.1
3.0
Embodied Energy, MJ/kg 67
47
Embodied Water, L/kg 420
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 14
63
Resilience: Unit (Modulus of Resilience), kJ/m3 100
410
Stiffness to Weight: Axial, points 6.8
7.7
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.5
17
Strength to Weight: Bending, points 9.7
17
Thermal Shock Resistance, points 8.8
19

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0.5 to 2.0
Antimony (Sb), % 0 to 0.2
0
Copper (Cu), % 84 to 86
82.5 to 92
Iron (Fe), % 0 to 0.1
3.0 to 5.0
Lead (Pb), % 0 to 0.2
0 to 0.25
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.8
3.5 to 5.5
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0.5 to 2.0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 14 to 16
0
Zinc (Zn), % 0 to 1.5
0.5 to 2.0
Residuals, % 0
0 to 0.3