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C42500 Brass vs. CC767S Brass

Both C42500 brass and CC767S brass are copper alloys. They have 70% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C42500 brass and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 2.0 to 49
34
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 310 to 630
430
Tensile Strength: Yield (Proof), MPa 120 to 590
150

Thermal Properties

Latent Heat of Fusion, J/g 200
180
Maximum Temperature: Mechanical, °C 180
120
Melting Completion (Liquidus), °C 1030
840
Melting Onset (Solidus), °C 1010
790
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 18
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28
32
Electrical Conductivity: Equal Weight (Specific), % IACS 29
36

Otherwise Unclassified Properties

Base Metal Price, % relative 30
23
Density, g/cm3 8.7
8.0
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 46
47
Embodied Water, L/kg 330
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 64 to 1570
100
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 9.9 to 20
15
Strength to Weight: Bending, points 12 to 19
16
Thermal Diffusivity, mm2/s 36
34
Thermal Shock Resistance, points 11 to 22
14

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.8
Copper (Cu), % 87 to 90
58 to 64
Iron (Fe), % 0 to 0.050
0 to 0.5
Lead (Pb), % 0 to 0.050
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.35
0
Silicon (Si), % 0
0 to 0.2
Tin (Sn), % 1.5 to 3.0
0 to 0.1
Zinc (Zn), % 6.1 to 11.5
32.8 to 41.9
Residuals, % 0 to 0.5
0