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CC750S Brass vs. C82000 Copper

Both CC750S brass and C82000 copper are copper alloys. They have 65% 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 CC750S brass and the bottom bar is C82000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 13
8.0 to 20
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 200
350 to 690
Tensile Strength: Yield (Proof), MPa 80
140 to 520

Thermal Properties

Latent Heat of Fusion, J/g 170
220
Maximum Temperature: Mechanical, °C 130
220
Melting Completion (Liquidus), °C 860
1090
Melting Onset (Solidus), °C 810
970
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 110
260
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 24
45
Electrical Conductivity: Equal Weight (Specific), % IACS 26
46

Otherwise Unclassified Properties

Base Metal Price, % relative 25
60
Density, g/cm3 8.2
8.9
Embodied Carbon, kg CO2/kg material 2.8
5.0
Embodied Energy, MJ/kg 46
77
Embodied Water, L/kg 330
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 22
51 to 55
Resilience: Unit (Modulus of Resilience), kJ/m3 30
80 to 1120
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 6.8
11 to 22
Strength to Weight: Bending, points 9.3
12 to 20
Thermal Diffusivity, mm2/s 35
76
Thermal Shock Resistance, points 6.7
12 to 24

Alloy Composition

Aluminum (Al), % 0 to 0.1
0 to 0.1
Beryllium (Be), % 0
0.45 to 0.8
Chromium (Cr), % 0
0 to 0.1
Cobalt (Co), % 0
2.2 to 2.7
Copper (Cu), % 62 to 67
95.2 to 97.4
Iron (Fe), % 0 to 0.8
0 to 0.1
Lead (Pb), % 1.0 to 3.0
0 to 0.020
Manganese (Mn), % 0 to 0.2
0
Nickel (Ni), % 0 to 1.0
0 to 0.2
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.050
0 to 0.15
Tin (Sn), % 0 to 1.5
0 to 0.1
Zinc (Zn), % 26.3 to 36
0 to 0.1
Residuals, % 0
0 to 0.5