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CC755S Brass vs. C17000 Copper

Both CC755S brass and C17000 copper are copper alloys. They have 61% of their average alloy composition in common. There are 27 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 CC755S brass and the bottom bar is C17000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 9.5
1.1 to 31
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 390
490 to 1310
Tensile Strength: Yield (Proof), MPa 250
160 to 1140

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 120
270
Melting Completion (Liquidus), °C 820
980
Melting Onset (Solidus), °C 780
870
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 120
110
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
22
Electrical Conductivity: Equal Weight (Specific), % IACS 30
22

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 2.7
8.7
Embodied Energy, MJ/kg 46
140
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
4.2 to 390
Resilience: Unit (Modulus of Resilience), kJ/m3 290
110 to 5420
Stiffness to Weight: Axial, points 7.1
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 14
15 to 41
Strength to Weight: Bending, points 15
16 to 30
Thermal Diffusivity, mm2/s 38
32
Thermal Shock Resistance, points 13
17 to 45

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0 to 0.2
Beryllium (Be), % 0
1.6 to 1.8
Copper (Cu), % 59.5 to 61
96.3 to 98.2
Iron (Fe), % 0.050 to 0.2
0 to 0.4
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0
Nickel (Ni), % 0 to 0.2
0.2 to 0.6
Silicon (Si), % 0 to 0.050
0 to 0.2
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.8 to 38.9
0
Residuals, % 0
0 to 0.5