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CC760S Brass vs. CC765S Brass

Both CC760S brass and CC765S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 72% of their average alloy composition in common.

For each property being compared, the top bar is CC760S brass and the bottom bar is CC765S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 51
130
Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 22
21
Poisson's Ratio 0.33
0.31
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 180
540
Tensile Strength: Yield (Proof), MPa 80
220

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 170
140
Melting Completion (Liquidus), °C 1000
860
Melting Onset (Solidus), °C 940
820
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 150
91
Thermal Expansion, µm/m-K 19
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 38
30
Electrical Conductivity: Equal Weight (Specific), % IACS 40
34

Otherwise Unclassified Properties

Base Metal Price, % relative 28
24
Density, g/cm3 8.6
8.0
Embodied Carbon, kg CO2/kg material 2.6
3.0
Embodied Energy, MJ/kg 43
51
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
90
Resilience: Unit (Modulus of Resilience), kJ/m3 29
220
Stiffness to Weight: Axial, points 7.2
7.6
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 5.8
19
Strength to Weight: Bending, points 8.2
18
Thermal Diffusivity, mm2/s 45
28
Thermal Shock Resistance, points 6.2
17

Alloy Composition

Aluminum (Al), % 0 to 0.010
0.5 to 2.5
Antimony (Sb), % 0
0 to 0.080
Arsenic (As), % 0.050 to 0.15
0
Copper (Cu), % 83 to 88
51 to 65
Iron (Fe), % 0 to 0.15
0.5 to 2.0
Lead (Pb), % 0 to 0.5
0 to 0.5
Manganese (Mn), % 0 to 0.1
0.3 to 3.0
Nickel (Ni), % 0 to 0.1
0 to 6.0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.020
0 to 0.1
Tin (Sn), % 0 to 0.3
0 to 1.0
Zinc (Zn), % 10.7 to 17
19.8 to 47.7