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EN 2.4951 Nickel vs. CR021A Copper

EN 2.4951 nickel belongs to the nickel alloys classification, while CR021A copper belongs to the copper alloys. 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 EN 2.4951 nickel and the bottom bar is CR021A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 34
15
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 750
230
Tensile Strength: Yield (Proof), MPa 270
140

Thermal Properties

Latent Heat of Fusion, J/g 320
210
Maximum Temperature: Mechanical, °C 1150
200
Melting Completion (Liquidus), °C 1360
1090
Melting Onset (Solidus), °C 1310
1040
Specific Heat Capacity, J/kg-K 460
390
Thermal Conductivity, W/m-K 12
380
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
98
Electrical Conductivity: Equal Weight (Specific), % IACS 1.7
99

Otherwise Unclassified Properties

Base Metal Price, % relative 60
31
Density, g/cm3 8.5
9.0
Embodied Carbon, kg CO2/kg material 9.3
2.6
Embodied Energy, MJ/kg 130
41
Embodied Water, L/kg 280
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
31
Resilience: Unit (Modulus of Resilience), kJ/m3 190
83
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 25
7.1
Strength to Weight: Bending, points 22
9.3
Thermal Diffusivity, mm2/s 3.1
110
Thermal Shock Resistance, points 23
8.1

Alloy Composition

Aluminum (Al), % 0 to 0.3
0
Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0.080 to 0.15
0
Chromium (Cr), % 18 to 21
0
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 0 to 0.5
99.95 to 99.998
Iron (Fe), % 0 to 5.0
0
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 65.4 to 81.7
0
Phosphorus (P), % 0 to 0.020
0.0020 to 0.0070
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0.2 to 0.6
0