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CC755S Brass vs. C14700 Copper

Both CC755S brass and C14700 copper are copper alloys. They have 60% 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 CC755S brass and the bottom bar is C14700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 9.5
9.1 to 35
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 390
240 to 320
Tensile Strength: Yield (Proof), MPa 250
85 to 250

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
1070
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
370
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
95
Electrical Conductivity: Equal Weight (Specific), % IACS 30
96

Otherwise Unclassified Properties

Base Metal Price, % relative 23
30
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 46
41
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
25 to 65
Resilience: Unit (Modulus of Resilience), kJ/m3 290
31 to 280
Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 14
7.3 to 10
Strength to Weight: Bending, points 15
9.5 to 12
Thermal Diffusivity, mm2/s 38
110
Thermal Shock Resistance, points 13
8.4 to 12

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Copper (Cu), % 59.5 to 61
99.395 to 99.798
Iron (Fe), % 0.050 to 0.2
0
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0 to 0.2
0
Phosphorus (P), % 0
0.0020 to 0.0050
Silicon (Si), % 0 to 0.050
0
Sulfur (S), % 0
0.2 to 0.5
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.8 to 38.9
0
Residuals, % 0
0 to 0.1