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Nickel 690 vs. 6082 Aluminum

Nickel 690 belongs to the nickel alloys classification, while 6082 aluminum belongs to the aluminum alloys. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

For each property being compared, the top bar is nickel 690 and the bottom bar is 6082 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
40 to 95
Elastic (Young's, Tensile) Modulus, GPa 200
69
Elongation at Break, % 3.4 to 34
6.3 to 18
Fatigue Strength, MPa 180 to 300
55 to 130
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 79
26
Shear Strength, MPa 420 to 570
84 to 220
Tensile Strength: Ultimate (UTS), MPa 640 to 990
140 to 340
Tensile Strength: Yield (Proof), MPa 250 to 760
85 to 320

Thermal Properties

Latent Heat of Fusion, J/g 320
410
Maximum Temperature: Mechanical, °C 1010
170
Melting Completion (Liquidus), °C 1380
650
Melting Onset (Solidus), °C 1340
580
Specific Heat Capacity, J/kg-K 470
900
Thermal Conductivity, W/m-K 14
160
Thermal Expansion, µm/m-K 14
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
42
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
140

Otherwise Unclassified Properties

Base Metal Price, % relative 50
9.5
Density, g/cm3 8.3
2.7
Embodied Carbon, kg CO2/kg material 8.2
8.3
Embodied Energy, MJ/kg 120
150
Embodied Water, L/kg 290
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31 to 170
19 to 43
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 1440
52 to 710
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
50
Strength to Weight: Axial, points 21 to 33
14 to 35
Strength to Weight: Bending, points 20 to 27
21 to 40
Thermal Diffusivity, mm2/s 3.5
67
Thermal Shock Resistance, points 16 to 25
6.0 to 15

Alloy Composition

Aluminum (Al), % 0
95.2 to 98.3
Carbon (C), % 0 to 0.050
0
Chromium (Cr), % 27 to 31
0 to 0.25
Copper (Cu), % 0 to 0.5
0 to 0.1
Iron (Fe), % 7.0 to 11
0 to 0.5
Magnesium (Mg), % 0
0.6 to 1.2
Manganese (Mn), % 0 to 0.5
0.4 to 1.0
Nickel (Ni), % 58 to 66
0
Silicon (Si), % 0 to 0.5
0.7 to 1.3
Sulfur (S), % 0 to 0.015
0
Titanium (Ti), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15

Comparable Variants