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C99700 Brass vs. CC140C Copper

Both C99700 brass and CC140C copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 60% of their average alloy composition in common. There are 26 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 C99700 brass and the bottom bar is CC140C copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
120
Elongation at Break, % 25
11
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 46
44
Tensile Strength: Ultimate (UTS), MPa 380
340
Tensile Strength: Yield (Proof), MPa 170
230

Thermal Properties

Latent Heat of Fusion, J/g 200
210
Maximum Temperature: Mechanical, °C 160
200
Melting Completion (Liquidus), °C 900
1100
Melting Onset (Solidus), °C 880
1040
Specific Heat Capacity, J/kg-K 410
390
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
77
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
78

Otherwise Unclassified Properties

Base Metal Price, % relative 25
31
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 3.3
2.6
Embodied Energy, MJ/kg 53
41
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
34
Resilience: Unit (Modulus of Resilience), kJ/m3 120
220
Stiffness to Weight: Axial, points 8.3
7.3
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 13
10
Strength to Weight: Bending, points 14
12
Thermal Shock Resistance, points 11
12

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
0
Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 54 to 65.5
98.8 to 99.6
Iron (Fe), % 0 to 1.0
0
Lead (Pb), % 0 to 2.0
0
Manganese (Mn), % 11 to 15
0
Nickel (Ni), % 4.0 to 6.0
0
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 19 to 25
0
Residuals, % 0 to 0.3
0