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CR018A Copper vs. Nickel 22

CR018A copper belongs to the copper alloys classification, while nickel 22 belongs to the nickel alloys. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CR018A copper and the bottom bar is nickel 22.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
220
Elongation at Break, % 15
49
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
84
Tensile Strength: Ultimate (UTS), MPa 220
790
Tensile Strength: Yield (Proof), MPa 130
360

Thermal Properties

Latent Heat of Fusion, J/g 210
320
Maximum Temperature: Mechanical, °C 200
990
Melting Completion (Liquidus), °C 1090
1390
Melting Onset (Solidus), °C 1040
1360
Specific Heat Capacity, J/kg-K 390
430
Thermal Conductivity, W/m-K 390
10
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 100
1.5

Otherwise Unclassified Properties

Base Metal Price, % relative 33
70
Density, g/cm3 9.0
8.9
Embodied Carbon, kg CO2/kg material 2.7
12
Embodied Energy, MJ/kg 42
170
Embodied Water, L/kg 360
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
320
Resilience: Unit (Modulus of Resilience), kJ/m3 76
300
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
22
Strength to Weight: Axial, points 6.8
25
Strength to Weight: Bending, points 9.0
21
Thermal Diffusivity, mm2/s 110
2.7
Thermal Shock Resistance, points 7.8
24

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.015
Chromium (Cr), % 0
20 to 22.5
Cobalt (Co), % 0
0 to 2.5
Copper (Cu), % 99.914 to 99.94
0
Iron (Fe), % 0
2.0 to 6.0
Manganese (Mn), % 0
0 to 0.015
Molybdenum (Mo), % 0
12.5 to 14.5
Nickel (Ni), % 0
50.8 to 63
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.080
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.020
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35