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CR021A Copper vs. EN 2.4889 Nickel

CR021A copper belongs to the copper alloys classification, while EN 2.4889 nickel belongs to the nickel alloys. 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 CR021A copper and the bottom bar is EN 2.4889 nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
39
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 230
720
Tensile Strength: Yield (Proof), MPa 140
270

Thermal Properties

Latent Heat of Fusion, J/g 210
350
Maximum Temperature: Mechanical, °C 200
1200
Melting Completion (Liquidus), °C 1090
1350
Melting Onset (Solidus), °C 1040
1300
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 380
13
Thermal Expansion, µm/m-K 17
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 98
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 99
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 31
42
Density, g/cm3 9.0
8.0
Embodied Carbon, kg CO2/kg material 2.6
6.9
Embodied Energy, MJ/kg 41
98
Embodied Water, L/kg 320
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
220
Resilience: Unit (Modulus of Resilience), kJ/m3 83
180
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 7.1
25
Strength to Weight: Bending, points 9.3
22
Thermal Diffusivity, mm2/s 110
3.4
Thermal Shock Resistance, points 8.1
19

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.050 to 0.12
Cerium (Ce), % 0
0.030 to 0.090
Chromium (Cr), % 0
26 to 29
Copper (Cu), % 99.95 to 99.998
0 to 0.3
Iron (Fe), % 0
21 to 25
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 0
45 to 50.4
Phosphorus (P), % 0.0020 to 0.0070
0 to 0.020
Silicon (Si), % 0
2.5 to 3.0
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.010