MakeItFrom.com
Menu (ESC)

CC140C Copper vs. CC750S Brass

Both CC140C copper and CC750S brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 65% of their average alloy composition in common.

For each property being compared, the top bar is CC140C copper and the bottom bar is CC750S brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
54
Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 11
13
Poisson's Ratio 0.34
0.31
Shear Modulus, GPa 44
40
Tensile Strength: Ultimate (UTS), MPa 340
200
Tensile Strength: Yield (Proof), MPa 230
80

Thermal Properties

Latent Heat of Fusion, J/g 210
170
Maximum Temperature: Mechanical, °C 200
130
Melting Completion (Liquidus), °C 1100
860
Melting Onset (Solidus), °C 1040
810
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 310
110
Thermal Expansion, µm/m-K 17
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 77
24
Electrical Conductivity: Equal Weight (Specific), % IACS 78
26

Otherwise Unclassified Properties

Base Metal Price, % relative 31
25
Density, g/cm3 8.9
8.2
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
46
Embodied Water, L/kg 310
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
22
Resilience: Unit (Modulus of Resilience), kJ/m3 220
30
Stiffness to Weight: Axial, points 7.3
7.1
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 10
6.8
Strength to Weight: Bending, points 12
9.3
Thermal Diffusivity, mm2/s 89
35
Thermal Shock Resistance, points 12
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Chromium (Cr), % 0.4 to 1.2
0
Copper (Cu), % 98.8 to 99.6
62 to 67
Iron (Fe), % 0
0 to 0.8
Lead (Pb), % 0
1.0 to 3.0
Manganese (Mn), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.050
Tin (Sn), % 0
0 to 1.5
Zinc (Zn), % 0
26.3 to 36