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CC765S Brass vs. C66700 Brass

Both CC765S brass and C66700 brass are copper alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC765S brass and the bottom bar is C66700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 21
2.0 to 58
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 42
41
Tensile Strength: Ultimate (UTS), MPa 540
340 to 690
Tensile Strength: Yield (Proof), MPa 220
100 to 640

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
140
Melting Completion (Liquidus), °C 860
1090
Melting Onset (Solidus), °C 820
1050
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 91
97
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 30
17
Electrical Conductivity: Equal Weight (Specific), % IACS 34
19

Otherwise Unclassified Properties

Base Metal Price, % relative 24
25
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 3.0
2.7
Embodied Energy, MJ/kg 51
45
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90
13 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 220
49 to 1900
Stiffness to Weight: Axial, points 7.6
7.3
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 19
11 to 23
Strength to Weight: Bending, points 18
13 to 21
Thermal Diffusivity, mm2/s 28
30
Thermal Shock Resistance, points 17
11 to 23

Alloy Composition


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Aluminum (Al), % 0.5 to 2.5
0
Antimony (Sb), % 0 to 0.080
0
Copper (Cu), % 51 to 65
68.5 to 71.5
Iron (Fe), % 0.5 to 2.0
0 to 0.1
Lead (Pb), % 0 to 0.5
0 to 0.070
Manganese (Mn), % 0.3 to 3.0
0.8 to 1.5
Nickel (Ni), % 0 to 6.0
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 19.8 to 47.7
26.3 to 30.7
Residuals, % 0
0 to 0.5