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CC751S Brass vs. C96400 Copper-nickel

Both CC751S brass and C96400 copper-nickel 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. 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 CC751S 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, % 5.6
25
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
51
Tensile Strength: Ultimate (UTS), MPa 450
490
Tensile Strength: Yield (Proof), MPa 320
260

Thermal Properties

Latent Heat of Fusion, J/g 190
240
Maximum Temperature: Mechanical, °C 130
260
Melting Completion (Liquidus), °C 850
1240
Melting Onset (Solidus), °C 810
1170
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 110
28
Thermal Expansion, µm/m-K 20
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 28
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
45
Density, g/cm3 8.1
8.9
Embodied Carbon, kg CO2/kg material 2.8
5.9
Embodied Energy, MJ/kg 46
87
Embodied Water, L/kg 330
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
100
Resilience: Unit (Modulus of Resilience), kJ/m3 480
250
Stiffness to Weight: Axial, points 7.2
8.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 15
15
Strength to Weight: Bending, points 16
16
Thermal Diffusivity, mm2/s 35
7.8
Thermal Shock Resistance, points 15
17

Alloy Composition


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Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 62.7 to 66
62.3 to 71.3
Iron (Fe), % 0.25 to 0.5
0.25 to 1.5
Lead (Pb), % 0.8 to 2.2
0 to 0.010
Manganese (Mn), % 0 to 0.15
0 to 1.5
Nickel (Ni), % 0 to 0.8
28 to 32
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0.65 to 1.1
0 to 0.5
Sulfur (S), % 0
0 to 0.020
Tin (Sn), % 0 to 0.8
0
Zinc (Zn), % 27.9 to 35.6
0
Residuals, % 0
0 to 0.5