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C84500 Brass vs. CC760S Brass

Both C84500 brass and CC760S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a moderately high 91% of their average alloy composition in common.

For each property being compared, the top bar is C84500 brass and the bottom bar is CC760S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 55
51
Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 28
22
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 39
42
Tensile Strength: Ultimate (UTS), MPa 240
180
Tensile Strength: Yield (Proof), MPa 97
80

Thermal Properties

Latent Heat of Fusion, J/g 180
190
Maximum Temperature: Mechanical, °C 150
170
Melting Completion (Liquidus), °C 980
1000
Melting Onset (Solidus), °C 840
940
Specific Heat Capacity, J/kg-K 360
390
Thermal Conductivity, W/m-K 72
150
Thermal Expansion, µm/m-K 19
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
38
Electrical Conductivity: Equal Weight (Specific), % IACS 17
40

Otherwise Unclassified Properties

Base Metal Price, % relative 28
28
Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 2.9
2.6
Embodied Energy, MJ/kg 47
43
Embodied Water, L/kg 340
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
33
Resilience: Unit (Modulus of Resilience), kJ/m3 45
29
Stiffness to Weight: Axial, points 6.6
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.7
5.8
Strength to Weight: Bending, points 9.8
8.2
Thermal Diffusivity, mm2/s 23
45
Thermal Shock Resistance, points 8.6
6.2

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.010
Antimony (Sb), % 0 to 0.25
0
Arsenic (As), % 0
0.050 to 0.15
Copper (Cu), % 77 to 79
83 to 88
Iron (Fe), % 0 to 0.4
0 to 0.15
Lead (Pb), % 6.0 to 7.5
0 to 0.5
Manganese (Mn), % 0
0 to 0.1
Nickel (Ni), % 0 to 1.0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0 to 0.0050
0 to 0.020
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 4.0
0 to 0.3
Zinc (Zn), % 10 to 14
10.7 to 17
Residuals, % 0 to 0.7
0