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CR023A Copper vs. Nickel 684

CR023A copper belongs to the copper alloys classification, while nickel 684 belongs to the nickel alloys. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is CR023A copper and the bottom bar is nickel 684.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
11
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 220
1190
Tensile Strength: Yield (Proof), MPa 130
800

Thermal Properties

Latent Heat of Fusion, J/g 210
320
Maximum Temperature: Mechanical, °C 200
1000
Melting Completion (Liquidus), °C 1090
1370
Melting Onset (Solidus), °C 1040
1320
Specific Heat Capacity, J/kg-K 390
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 31
75
Density, g/cm3 9.0
8.3
Embodied Carbon, kg CO2/kg material 2.6
10
Embodied Energy, MJ/kg 41
140
Embodied Water, L/kg 320
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
120
Resilience: Unit (Modulus of Resilience), kJ/m3 76
1610
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 6.8
40
Strength to Weight: Bending, points 9.0
30
Thermal Shock Resistance, points 7.8
34

Alloy Composition

Aluminum (Al), % 0
2.5 to 3.3
Bismuth (Bi), % 0 to 0.00050
0
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0
0 to 0.15
Chromium (Cr), % 0
15 to 20
Cobalt (Co), % 0
13 to 20
Copper (Cu), % 99.9 to 99.995
0 to 0.15
Iron (Fe), % 0
0 to 4.0
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
0 to 0.75
Molybdenum (Mo), % 0
3.0 to 5.0
Nickel (Ni), % 0
42.7 to 64
Phosphorus (P), % 0.0050 to 0.013
0 to 0.015
Silicon (Si), % 0
0 to 0.75
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
2.5 to 3.3