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CC381H Copper-nickel vs. C72800 Copper-nickel

Both CC381H copper-nickel and C72800 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 28 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 CC381H copper-nickel and the bottom bar is C72800 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
120
Elongation at Break, % 20
3.9 to 23
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 52
44
Tensile Strength: Ultimate (UTS), MPa 380
520 to 1270
Tensile Strength: Yield (Proof), MPa 140
250 to 1210

Thermal Properties

Latent Heat of Fusion, J/g 240
210
Maximum Temperature: Mechanical, °C 260
200
Melting Completion (Liquidus), °C 1180
1080
Melting Onset (Solidus), °C 1120
920
Specific Heat Capacity, J/kg-K 410
380
Thermal Conductivity, W/m-K 30
55
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
11
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
11

Otherwise Unclassified Properties

Base Metal Price, % relative 40
38
Density, g/cm3 8.9
8.8
Embodied Carbon, kg CO2/kg material 5.0
4.4
Embodied Energy, MJ/kg 73
68
Embodied Water, L/kg 280
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
37 to 99
Resilience: Unit (Modulus of Resilience), kJ/m3 68
260 to 5650
Stiffness to Weight: Axial, points 8.6
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12
17 to 40
Strength to Weight: Bending, points 13
16 to 30
Thermal Diffusivity, mm2/s 8.4
17
Thermal Shock Resistance, points 13
19 to 45

Alloy Composition


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Aluminum (Al), % 0 to 0.010
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
Bismuth (Bi), % 0
0 to 0.0010
Boron (B), % 0
0 to 0.0010
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 64.5 to 69.9
78.3 to 82.8
Iron (Fe), % 0.5 to 1.5
0 to 0.5
Lead (Pb), % 0 to 0.030
0 to 0.0050
Magnesium (Mg), % 0
0.0050 to 0.15
Manganese (Mn), % 0.6 to 1.2
0.050 to 0.3
Nickel (Ni), % 29 to 31
9.5 to 10.5
Niobium (Nb), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.010
0 to 0.0050
Silicon (Si), % 0 to 0.1
0 to 0.050
Sulfur (S), % 0 to 0.010
0 to 0.0025
Tin (Sn), % 0
7.5 to 8.5
Titanium (Ti), % 0
0 to 0.010
Zinc (Zn), % 0 to 0.5
0 to 1.0
Residuals, % 0
0 to 0.3