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C89320 Bronze vs. CC750S Brass

Both C89320 bronze and CC750S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 66% 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 CC750S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 17
13
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 270
200
Tensile Strength: Yield (Proof), MPa 140
80

Thermal Properties

Latent Heat of Fusion, J/g 190
170
Maximum Temperature: Mechanical, °C 180
130
Melting Completion (Liquidus), °C 1050
860
Melting Onset (Solidus), °C 930
810
Specific Heat Capacity, J/kg-K 360
380
Thermal Conductivity, W/m-K 56
110
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
24
Electrical Conductivity: Equal Weight (Specific), % IACS 15
26

Otherwise Unclassified Properties

Base Metal Price, % relative 37
25
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 3.5
2.8
Embodied Energy, MJ/kg 56
46
Embodied Water, L/kg 490
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 38
22
Resilience: Unit (Modulus of Resilience), kJ/m3 93
30
Stiffness to Weight: Axial, points 6.8
7.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.5
6.8
Strength to Weight: Bending, points 10
9.3
Thermal Diffusivity, mm2/s 17
35
Thermal Shock Resistance, points 10
6.7

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.1
Antimony (Sb), % 0 to 0.35
0
Bismuth (Bi), % 4.0 to 6.0
0
Copper (Cu), % 87 to 91
62 to 67
Iron (Fe), % 0 to 0.2
0 to 0.8
Lead (Pb), % 0 to 0.090
1.0 to 3.0
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 0.3
0 to 0.050
Silicon (Si), % 0 to 0.0050
0 to 0.050
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 5.0 to 7.0
0 to 1.5
Zinc (Zn), % 0 to 1.0
26.3 to 36
Residuals, % 0 to 0.5
0