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CC755S Brass vs. C15900 Copper

Both CC755S brass and C15900 copper are copper alloys. They have 61% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is CC755S brass and the bottom bar is C15900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 9.5
6.5
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 390
720
Tensile Strength: Yield (Proof), MPa 250
240

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 820
1080
Melting Onset (Solidus), °C 780
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
280
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
48
Electrical Conductivity: Equal Weight (Specific), % IACS 30
49

Otherwise Unclassified Properties

Base Metal Price, % relative 23
30
Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
45
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
37
Resilience: Unit (Modulus of Resilience), kJ/m3 290
260
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 14
23
Strength to Weight: Bending, points 15
20
Thermal Diffusivity, mm2/s 38
80
Thermal Shock Resistance, points 13
26

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0.76 to 0.84
Carbon (C), % 0
0.27 to 0.33
Copper (Cu), % 59.5 to 61
97.5 to 97.9
Iron (Fe), % 0.050 to 0.2
0 to 0.040
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0 to 0.2
0
Oxygen (O), % 0
0.4 to 0.54
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0 to 0.3
0
Titanium (Ti), % 0
0.66 to 0.74
Zinc (Zn), % 35.8 to 38.9
0