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C84100 Brass vs. CC767S Brass

Both C84100 brass and CC767S brass are copper alloys. They have 78% of their average alloy composition in common.

For each property being compared, the top bar is C84100 brass and the bottom bar is CC767S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 65
86
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 13
34
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 39
40
Tensile Strength: Ultimate (UTS), MPa 230
430
Tensile Strength: Yield (Proof), MPa 81
150

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 160
120
Melting Completion (Liquidus), °C 1000
840
Melting Onset (Solidus), °C 810
790
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
110
Thermal Expansion, µm/m-K 19
21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 23
32
Electrical Conductivity: Equal Weight (Specific), % IACS 25
36

Otherwise Unclassified Properties

Base Metal Price, % relative 29
23
Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 2.9
2.7
Embodied Energy, MJ/kg 48
47
Embodied Water, L/kg 340
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 24
110
Resilience: Unit (Modulus of Resilience), kJ/m3 30
100
Stiffness to Weight: Axial, points 7.1
7.3
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 7.4
15
Strength to Weight: Bending, points 9.7
16
Thermal Diffusivity, mm2/s 33
34
Thermal Shock Resistance, points 7.8
14

Alloy Composition

Aluminum (Al), % 0 to 0.010
0.1 to 0.8
Antimony (Sb), % 0 to 0.050
0
Bismuth (Bi), % 0 to 0.090
0
Copper (Cu), % 78 to 85
58 to 64
Iron (Fe), % 0 to 0.3
0 to 0.5
Lead (Pb), % 0.050 to 0.25
0 to 0.1
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.5
0 to 1.0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.010
0 to 0.2
Tin (Sn), % 1.5 to 4.5
0 to 0.1
Zinc (Zn), % 12 to 20
32.8 to 41.9
Residuals, % 0 to 0.5
0