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C84200 Brass vs. CC767S Brass

Both C84200 brass and CC767S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 75% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C84200 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, % 15
34
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 250
430
Tensile Strength: Yield (Proof), MPa 120
150

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 150
120
Melting Completion (Liquidus), °C 990
840
Melting Onset (Solidus), °C 840
790
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 72
110
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
32
Electrical Conductivity: Equal Weight (Specific), % IACS 17
36

Otherwise Unclassified Properties

Base Metal Price, % relative 30
23
Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 3.1
2.7
Embodied Energy, MJ/kg 51
47
Embodied Water, L/kg 350
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
110
Resilience: Unit (Modulus of Resilience), kJ/m3 72
100
Stiffness to Weight: Axial, points 6.9
7.3
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 8.2
15
Strength to Weight: Bending, points 10
16
Thermal Diffusivity, mm2/s 23
34
Thermal Shock Resistance, points 9.1
14

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0.1 to 0.8
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 78 to 82
58 to 64
Iron (Fe), % 0 to 0.4
0 to 0.5
Lead (Pb), % 2.0 to 3.0
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.8
0 to 1.0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0 to 0.2
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.0 to 6.0
0 to 0.1
Zinc (Zn), % 10 to 16
32.8 to 41.9
Residuals, % 0 to 0.7
0