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CC767S Brass vs. C96400 Copper-nickel

Both CC767S brass and C96400 copper-nickel are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 62% 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 CC767S brass and the bottom bar is C96400 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
140
Elongation at Break, % 34
25
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
51
Tensile Strength: Ultimate (UTS), MPa 430
490
Tensile Strength: Yield (Proof), MPa 150
260

Thermal Properties

Latent Heat of Fusion, J/g 180
240
Maximum Temperature: Mechanical, °C 120
260
Melting Completion (Liquidus), °C 840
1240
Melting Onset (Solidus), °C 790
1170
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 110
28
Thermal Expansion, µm/m-K 21
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 32
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 36
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 23
45
Density, g/cm3 8.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
5.9
Embodied Energy, MJ/kg 47
87
Embodied Water, L/kg 330
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
100
Resilience: Unit (Modulus of Resilience), kJ/m3 100
250
Stiffness to Weight: Axial, points 7.3
8.6
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 15
15
Strength to Weight: Bending, points 16
16
Thermal Diffusivity, mm2/s 34
7.8
Thermal Shock Resistance, points 14
17

Alloy Composition

Aluminum (Al), % 0.1 to 0.8
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 58 to 64
62.3 to 71.3
Iron (Fe), % 0 to 0.5
0.25 to 1.5
Lead (Pb), % 0 to 0.1
0 to 0.010
Manganese (Mn), % 0 to 0.5
0 to 1.5
Nickel (Ni), % 0 to 1.0
28 to 32
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.2
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 32.8 to 41.9
0
Residuals, % 0
0 to 0.5