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CC381H Copper-nickel vs. C19700 Copper

Both CC381H copper-nickel and C19700 copper are copper alloys. They have 68% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC381H copper-nickel and the bottom bar is C19700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
120
Elongation at Break, % 20
2.4 to 13
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 52
43
Tensile Strength: Ultimate (UTS), MPa 380
400 to 530
Tensile Strength: Yield (Proof), MPa 140
330 to 520

Thermal Properties

Latent Heat of Fusion, J/g 240
210
Maximum Temperature: Mechanical, °C 260
200
Melting Completion (Liquidus), °C 1180
1090
Melting Onset (Solidus), °C 1120
1040
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 30
250
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
86 to 88
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
87 to 89

Otherwise Unclassified Properties

Base Metal Price, % relative 40
30
Density, g/cm3 8.9
8.9
Embodied Carbon, kg CO2/kg material 5.0
2.6
Embodied Energy, MJ/kg 73
41
Embodied Water, L/kg 280
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
12 to 49
Resilience: Unit (Modulus of Resilience), kJ/m3 68
460 to 1160
Stiffness to Weight: Axial, points 8.6
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
12 to 16
Strength to Weight: Bending, points 13
14 to 16
Thermal Diffusivity, mm2/s 8.4
73
Thermal Shock Resistance, points 13
14 to 19

Alloy Composition


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Aluminum (Al), % 0 to 0.010
0
Carbon (C), % 0 to 0.030
0
Cobalt (Co), % 0
0 to 0.050
Copper (Cu), % 64.5 to 69.9
97.4 to 99.59
Iron (Fe), % 0.5 to 1.5
0.3 to 1.2
Lead (Pb), % 0 to 0.030
0 to 0.050
Magnesium (Mg), % 0
0.010 to 0.2
Manganese (Mn), % 0.6 to 1.2
0 to 0.050
Nickel (Ni), % 29 to 31
0 to 0.050
Phosphorus (P), % 0 to 0.010
0.1 to 0.4
Silicon (Si), % 0 to 0.1
0
Sulfur (S), % 0 to 0.010
0
Tin (Sn), % 0
0 to 0.2
Zinc (Zn), % 0 to 0.5
0 to 0.2
Residuals, % 0
0 to 0.2