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CC750S Brass vs. C67500 Bronze

Both CC750S brass and C67500 bronze are copper alloys. They have a moderately high 91% 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 CC750S brass and the bottom bar is C67500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 13
14 to 33
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 200
430 to 580
Tensile Strength: Yield (Proof), MPa 80
170 to 370

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 130
120
Melting Completion (Liquidus), °C 860
890
Melting Onset (Solidus), °C 810
870
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
110
Thermal Expansion, µm/m-K 20
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
24
Electrical Conductivity: Equal Weight (Specific), % IACS 26
27

Otherwise Unclassified Properties

Base Metal Price, % relative 25
23
Density, g/cm3 8.2
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 46
47
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
61 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 30
130 to 650
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 6.8
15 to 20
Strength to Weight: Bending, points 9.3
16 to 19
Thermal Diffusivity, mm2/s 35
34
Thermal Shock Resistance, points 6.7
14 to 19

Alloy Composition

Aluminum (Al), % 0 to 0.1
0 to 0.25
Copper (Cu), % 62 to 67
57 to 60
Iron (Fe), % 0 to 0.8
0.8 to 2.0
Lead (Pb), % 1.0 to 3.0
0 to 0.2
Manganese (Mn), % 0 to 0.2
0.050 to 0.5
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0 to 1.5
0.5 to 1.5
Zinc (Zn), % 26.3 to 36
35.1 to 41.7
Residuals, % 0
0 to 0.5