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C81400 Copper vs. Nickel 690

C81400 copper belongs to the copper alloys classification, while nickel 690 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 C81400 copper and the bottom bar is nickel 690.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 11
3.4 to 34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 41
79
Tensile Strength: Ultimate (UTS), MPa 370
640 to 990
Tensile Strength: Yield (Proof), MPa 250
250 to 760

Thermal Properties

Latent Heat of Fusion, J/g 210
320
Maximum Temperature: Mechanical, °C 200
1010
Melting Completion (Liquidus), °C 1090
1380
Melting Onset (Solidus), °C 1070
1340
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 260
14
Thermal Expansion, µm/m-K 17
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 60
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 61
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 33
50
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 2.8
8.2
Embodied Energy, MJ/kg 45
120
Embodied Water, L/kg 310
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36
31 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 260
160 to 1440
Stiffness to Weight: Axial, points 7.3
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 11
21 to 33
Strength to Weight: Bending, points 13
20 to 27
Thermal Diffusivity, mm2/s 75
3.5
Thermal Shock Resistance, points 13
16 to 25

Alloy Composition

Beryllium (Be), % 0.020 to 0.1
0
Carbon (C), % 0
0 to 0.050
Chromium (Cr), % 0.6 to 1.0
27 to 31
Copper (Cu), % 98.4 to 99.38
0 to 0.5
Iron (Fe), % 0
7.0 to 11
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
58 to 66
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.015
Residuals, % 0 to 0.5
0