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C67300 Bronze vs. CC765S Brass

Both C67300 bronze and CC765S brass are copper alloys. They have a moderately high 94% 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 C67300 bronze and the bottom bar is CC765S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 12
21
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 41
42
Tensile Strength: Ultimate (UTS), MPa 500
540
Tensile Strength: Yield (Proof), MPa 340
220

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 130
140
Melting Completion (Liquidus), °C 870
860
Melting Onset (Solidus), °C 830
820
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 95
91
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
30
Electrical Conductivity: Equal Weight (Specific), % IACS 25
34

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
3.0
Embodied Energy, MJ/kg 46
51
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 55
90
Resilience: Unit (Modulus of Resilience), kJ/m3 550
220
Stiffness to Weight: Axial, points 7.4
7.6
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 17
19
Strength to Weight: Bending, points 17
18
Thermal Diffusivity, mm2/s 30
28
Thermal Shock Resistance, points 16
17

Alloy Composition

Aluminum (Al), % 0 to 0.25
0.5 to 2.5
Antimony (Sb), % 0
0 to 0.080
Copper (Cu), % 58 to 63
51 to 65
Iron (Fe), % 0 to 0.5
0.5 to 2.0
Lead (Pb), % 0.4 to 3.0
0 to 0.5
Manganese (Mn), % 2.0 to 3.5
0.3 to 3.0
Nickel (Ni), % 0 to 0.25
0 to 6.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0.5 to 1.5
0 to 0.1
Tin (Sn), % 0 to 0.3
0 to 1.0
Zinc (Zn), % 27.2 to 39.1
19.8 to 47.7
Residuals, % 0 to 0.5
0