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CC755S Brass vs. C19020 Copper

Both CC755S brass and C19020 copper are copper alloys. They have 61% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is CC755S brass and the bottom bar is C19020 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 9.5
2.3 to 5.7
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
44
Tensile Strength: Ultimate (UTS), MPa 390
440 to 590

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 820
1090
Melting Onset (Solidus), °C 780
1030
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
190
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
50
Electrical Conductivity: Equal Weight (Specific), % IACS 30
50

Otherwise Unclassified Properties

Base Metal Price, % relative 23
31
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
44
Embodied Water, L/kg 330
310

Common Calculations

Stiffness to Weight: Axial, points 7.1
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 14
14 to 18
Strength to Weight: Bending, points 15
14 to 18
Thermal Diffusivity, mm2/s 38
55
Thermal Shock Resistance, points 13
16 to 21

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Copper (Cu), % 59.5 to 61
95.7 to 99.19
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
0.5 to 3.0
Phosphorus (P), % 0
0.010 to 0.2
Silicon (Si), % 0 to 0.050
0
Tin (Sn), % 0 to 0.3
0.3 to 0.9
Zinc (Zn), % 35.8 to 38.9
0
Residuals, % 0
0 to 0.2