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C69400 Brass vs. C96600 Copper

Both C69400 brass and C96600 copper are copper alloys. They have 67% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is C96600 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
140
Elongation at Break, % 17
7.0
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
52
Tensile Strength: Ultimate (UTS), MPa 570
760
Tensile Strength: Yield (Proof), MPa 270
480

Thermal Properties

Latent Heat of Fusion, J/g 260
240
Maximum Temperature: Mechanical, °C 170
280
Melting Completion (Liquidus), °C 920
1180
Melting Onset (Solidus), °C 820
1100
Specific Heat Capacity, J/kg-K 410
400
Thermal Conductivity, W/m-K 26
30
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
4.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
4.1

Otherwise Unclassified Properties

Base Metal Price, % relative 27
65
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 2.7
7.0
Embodied Energy, MJ/kg 44
100
Embodied Water, L/kg 300
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
47
Resilience: Unit (Modulus of Resilience), kJ/m3 340
830
Stiffness to Weight: Axial, points 7.4
8.7
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 18
21
Thermal Diffusivity, mm2/s 7.7
8.4
Thermal Shock Resistance, points 20
25

Alloy Composition

Beryllium (Be), % 0
0.4 to 0.7
Copper (Cu), % 80 to 83
63.5 to 69.8
Iron (Fe), % 0 to 0.2
0.8 to 1.1
Lead (Pb), % 0 to 0.3
0 to 0.010
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
29 to 33
Silicon (Si), % 3.5 to 4.5
0 to 0.15
Zinc (Zn), % 11.5 to 16.5
0
Residuals, % 0
0 to 0.5