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CC765S Brass vs. C64210 Bronze

Both CC765S brass and C64210 bronze are copper alloys. They have 60% of their average alloy composition in common. There are 28 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 CC765S brass and the bottom bar is C64210 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 21
35
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 540
570
Tensile Strength: Yield (Proof), MPa 220
290

Thermal Properties

Latent Heat of Fusion, J/g 180
250
Maximum Temperature: Mechanical, °C 140
210
Melting Completion (Liquidus), °C 860
1040
Melting Onset (Solidus), °C 820
990
Specific Heat Capacity, J/kg-K 400
430
Thermal Conductivity, W/m-K 91
48
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
13
Electrical Conductivity: Equal Weight (Specific), % IACS 34
14

Otherwise Unclassified Properties

Base Metal Price, % relative 24
29
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 3.0
3.0
Embodied Energy, MJ/kg 51
49
Embodied Water, L/kg 330
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
170
Resilience: Unit (Modulus of Resilience), kJ/m3 220
360
Stiffness to Weight: Axial, points 7.6
7.4
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 18
18
Thermal Diffusivity, mm2/s 28
13
Thermal Shock Resistance, points 17
21

Alloy Composition


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Aluminum (Al), % 0.5 to 2.5
6.3 to 7.0
Antimony (Sb), % 0 to 0.080
0
Arsenic (As), % 0
0 to 0.15
Copper (Cu), % 51 to 65
89 to 92.2
Iron (Fe), % 0.5 to 2.0
0 to 0.3
Lead (Pb), % 0 to 0.5
0 to 0.050
Manganese (Mn), % 0.3 to 3.0
0 to 0.1
Nickel (Ni), % 0 to 6.0
0 to 0.25
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.1
1.5 to 2.0
Tin (Sn), % 0 to 1.0
0 to 0.2
Zinc (Zn), % 19.8 to 47.7
0 to 0.5
Residuals, % 0
0 to 0.5