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CC766S Brass vs. C84800 Brass

Both CC766S brass and C84800 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 77% 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 CC766S brass and the bottom bar is C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 28
18
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 500
230
Tensile Strength: Yield (Proof), MPa 190
100

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 130
150
Melting Completion (Liquidus), °C 840
950
Melting Onset (Solidus), °C 800
830
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 89
72
Thermal Expansion, µm/m-K 20
19

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 24
27
Density, g/cm3 8.0
8.6
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 48
46
Embodied Water, L/kg 330
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
34
Resilience: Unit (Modulus of Resilience), kJ/m3 180
53
Stiffness to Weight: Axial, points 7.3
6.6
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 17
7.3
Strength to Weight: Bending, points 18
9.6
Thermal Diffusivity, mm2/s 28
23
Thermal Shock Resistance, points 17
8.2

Alloy Composition

Aluminum (Al), % 0.3 to 1.8
0 to 0.0050
Antimony (Sb), % 0 to 0.1
0 to 0.25
Copper (Cu), % 58 to 64
75 to 77
Iron (Fe), % 0 to 0.5
0 to 0.4
Lead (Pb), % 0 to 0.5
5.5 to 7.0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 2.0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.6
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.5
2.0 to 3.0
Zinc (Zn), % 29.5 to 41.7
13 to 17
Residuals, % 0
0 to 0.7