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CC767S Brass vs. C84800 Brass

Both CC767S 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 CC767S 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, % 34
18
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 430
230
Tensile Strength: Yield (Proof), MPa 150
100

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 120
150
Melting Completion (Liquidus), °C 840
950
Melting Onset (Solidus), °C 790
830
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 110
72
Thermal Expansion, µm/m-K 21
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 23
27
Density, g/cm3 8.0
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 47
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 100
53
Stiffness to Weight: Axial, points 7.3
6.6
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 15
7.3
Strength to Weight: Bending, points 16
9.6
Thermal Diffusivity, mm2/s 34
23
Thermal Shock Resistance, points 14
8.2

Alloy Composition

Aluminum (Al), % 0.1 to 0.8
0 to 0.0050
Antimony (Sb), % 0
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 0.1
5.5 to 7.0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.2
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0 to 0.1
2.0 to 3.0
Zinc (Zn), % 32.8 to 41.9
13 to 17
Residuals, % 0
0 to 0.7