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C86800 Bronze vs. CC750S Brass

Both C86800 bronze and CC750S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% 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 CC750S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 22
13
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 570
200
Tensile Strength: Yield (Proof), MPa 260
80

Thermal Properties

Latent Heat of Fusion, J/g 180
170
Maximum Temperature: Mechanical, °C 140
130
Melting Completion (Liquidus), °C 900
860
Melting Onset (Solidus), °C 880
810
Specific Heat Capacity, J/kg-K 400
380
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
24
Electrical Conductivity: Equal Weight (Specific), % IACS 10
26

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 3.0
2.8
Embodied Energy, MJ/kg 51
46
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
22
Resilience: Unit (Modulus of Resilience), kJ/m3 310
30
Stiffness to Weight: Axial, points 7.7
7.1
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 20
6.8
Strength to Weight: Bending, points 19
9.3
Thermal Shock Resistance, points 18
6.7

Alloy Composition

Aluminum (Al), % 0 to 2.0
0 to 0.1
Copper (Cu), % 53.5 to 57
62 to 67
Iron (Fe), % 1.0 to 2.5
0 to 0.8
Lead (Pb), % 0 to 0.2
1.0 to 3.0
Manganese (Mn), % 2.5 to 4.0
0 to 0.2
Nickel (Ni), % 2.5 to 4.0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.050
Tin (Sn), % 0 to 1.0
0 to 1.5
Zinc (Zn), % 28.3 to 40.5
26.3 to 36
Residuals, % 0 to 1.0
0