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Nickel 689 vs. EN AC-46400 Aluminum

Nickel 689 belongs to the nickel alloys classification, while EN AC-46400 aluminum belongs to the aluminum alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown. 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 689 and the bottom bar is EN AC-46400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 350
77 to 120
Elastic (Young's, Tensile) Modulus, GPa 210
72
Elongation at Break, % 23
1.1 to 1.7
Fatigue Strength, MPa 420
75 to 85
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 80
27
Tensile Strength: Ultimate (UTS), MPa 1250
170 to 310
Tensile Strength: Yield (Proof), MPa 690
110 to 270

Thermal Properties

Latent Heat of Fusion, J/g 330
520
Maximum Temperature: Mechanical, °C 990
170
Melting Completion (Liquidus), °C 1440
610
Melting Onset (Solidus), °C 1390
570
Specific Heat Capacity, J/kg-K 450
890
Thermal Expansion, µm/m-K 12
22

Otherwise Unclassified Properties

Base Metal Price, % relative 70
9.5
Density, g/cm3 8.5
2.7
Embodied Carbon, kg CO2/kg material 11
7.8
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 330
1070

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
1.7 to 4.9
Resilience: Unit (Modulus of Resilience), kJ/m3 1170
82 to 500
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 23
52
Strength to Weight: Axial, points 41
18 to 32
Strength to Weight: Bending, points 30
26 to 38
Thermal Shock Resistance, points 35
7.8 to 14

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
85.4 to 90.5
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.1 to 0.2
0
Chromium (Cr), % 18 to 20
0
Cobalt (Co), % 9.0 to 11
0
Copper (Cu), % 0
0.8 to 1.3
Iron (Fe), % 0 to 5.0
0 to 0.8
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0
0.25 to 0.65
Manganese (Mn), % 0 to 0.5
0.15 to 0.55
Molybdenum (Mo), % 9.0 to 10.5
0
Nickel (Ni), % 48.3 to 60.9
0 to 0.2
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.5
8.3 to 9.7
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.1
Titanium (Ti), % 2.3 to 2.8
0 to 0.2
Zinc (Zn), % 0
0 to 0.8
Residuals, % 0
0 to 0.25