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C87800 Brass vs. CC760S Brass

Both C87800 brass and CC760S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a very high 96% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C87800 brass and the bottom bar is CC760S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
22
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 590
180
Tensile Strength: Yield (Proof), MPa 350
80

Thermal Properties

Latent Heat of Fusion, J/g 260
190
Maximum Temperature: Mechanical, °C 170
170
Melting Completion (Liquidus), °C 920
1000
Melting Onset (Solidus), °C 820
940
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 28
150
Thermal Expansion, µm/m-K 18
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
38
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
40

Otherwise Unclassified Properties

Base Metal Price, % relative 27
28
Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
43
Embodied Water, L/kg 300
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
33
Resilience: Unit (Modulus of Resilience), kJ/m3 540
29
Stiffness to Weight: Axial, points 7.4
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 20
5.8
Strength to Weight: Bending, points 19
8.2
Thermal Diffusivity, mm2/s 8.3
45
Thermal Shock Resistance, points 21
6.2

Alloy Composition

Aluminum (Al), % 0 to 0.15
0 to 0.010
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0.050 to 0.15
Copper (Cu), % 80 to 84.2
83 to 88
Iron (Fe), % 0 to 0.15
0 to 0.15
Lead (Pb), % 0 to 0.15
0 to 0.5
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
0 to 0.1
Nickel (Ni), % 0 to 0.2
0 to 0.1
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 3.8 to 4.2
0 to 0.020
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0 to 0.3
Zinc (Zn), % 12 to 16
10.7 to 17
Residuals, % 0 to 0.5
0