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CC765S Brass vs. C63000 Bronze

Both CC765S brass and C63000 bronze are copper alloys. They have 65% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CC765S brass and the bottom bar is C63000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 21
7.9 to 15
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 540
660 to 790
Tensile Strength: Yield (Proof), MPa 220
330 to 390

Thermal Properties

Latent Heat of Fusion, J/g 180
230
Maximum Temperature: Mechanical, °C 140
230
Melting Completion (Liquidus), °C 860
1050
Melting Onset (Solidus), °C 820
1040
Specific Heat Capacity, J/kg-K 400
440
Thermal Conductivity, W/m-K 91
39
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 34
7.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
29
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 3.0
3.5
Embodied Energy, MJ/kg 51
57
Embodied Water, L/kg 330
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
47 to 82
Resilience: Unit (Modulus of Resilience), kJ/m3 220
470 to 640
Stiffness to Weight: Axial, points 7.6
7.9
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 19
22 to 26
Strength to Weight: Bending, points 18
20 to 23
Thermal Diffusivity, mm2/s 28
11
Thermal Shock Resistance, points 17
23 to 27

Alloy Composition


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Aluminum (Al), % 0.5 to 2.5
9.0 to 11
Antimony (Sb), % 0 to 0.080
0
Copper (Cu), % 51 to 65
76.8 to 85
Iron (Fe), % 0.5 to 2.0
2.0 to 4.0
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0.3 to 3.0
0 to 1.5
Nickel (Ni), % 0 to 6.0
4.0 to 5.5
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.1
0 to 0.25
Tin (Sn), % 0 to 1.0
0 to 0.2
Zinc (Zn), % 19.8 to 47.7
0 to 0.3
Residuals, % 0
0 to 0.5