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CR021A Copper vs. CC382H Copper-nickel

Both CR021A copper and CC382H copper-nickel are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 66% 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 CR021A copper and the bottom bar is CC382H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
140
Elongation at Break, % 15
20
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 43
53
Tensile Strength: Ultimate (UTS), MPa 230
490
Tensile Strength: Yield (Proof), MPa 140
290

Thermal Properties

Latent Heat of Fusion, J/g 210
240
Maximum Temperature: Mechanical, °C 200
260
Melting Completion (Liquidus), °C 1090
1180
Melting Onset (Solidus), °C 1040
1120
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 380
30
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 99
5.6

Otherwise Unclassified Properties

Base Metal Price, % relative 31
41
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.6
5.2
Embodied Energy, MJ/kg 41
76
Embodied Water, L/kg 320
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
85
Resilience: Unit (Modulus of Resilience), kJ/m3 83
290
Stiffness to Weight: Axial, points 7.2
8.8
Stiffness to Weight: Bending, points 18
20
Strength to Weight: Axial, points 7.1
15
Strength to Weight: Bending, points 9.3
16
Thermal Diffusivity, mm2/s 110
8.2
Thermal Shock Resistance, points 8.1
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Bismuth (Bi), % 0 to 0.00050
0 to 0.0020
Boron (B), % 0
0 to 0.010
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
1.5 to 2.0
Copper (Cu), % 99.95 to 99.998
62.8 to 68.4
Iron (Fe), % 0
0.5 to 1.0
Lead (Pb), % 0 to 0.0050
0 to 0.0050
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0
0.5 to 1.0
Nickel (Ni), % 0
29 to 32
Phosphorus (P), % 0.0020 to 0.0070
0 to 0.010
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0
0.15 to 0.5
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.010
Tellurium (Te), % 0
0 to 0.0050
Titanium (Ti), % 0
0 to 0.25
Zinc (Zn), % 0
0 to 0.2
Zirconium (Zr), % 0
0 to 0.15