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Nickel 689 vs. EN AC-45100 Aluminum

Nickel 689 belongs to the nickel alloys classification, while EN AC-45100 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-45100 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 350
97 to 130
Elastic (Young's, Tensile) Modulus, GPa 210
72
Elongation at Break, % 23
1.0 to 2.8
Fatigue Strength, MPa 420
82 to 99
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 80
27
Tensile Strength: Ultimate (UTS), MPa 1250
300 to 360
Tensile Strength: Yield (Proof), MPa 690
210 to 320

Thermal Properties

Latent Heat of Fusion, J/g 330
470
Maximum Temperature: Mechanical, °C 990
170
Melting Completion (Liquidus), °C 1440
630
Melting Onset (Solidus), °C 1390
550
Specific Heat Capacity, J/kg-K 450
890
Thermal Expansion, µm/m-K 12
22

Otherwise Unclassified Properties

Base Metal Price, % relative 70
10
Density, g/cm3 8.5
2.8
Embodied Carbon, kg CO2/kg material 11
7.9
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 330
1100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
3.5 to 7.6
Resilience: Unit (Modulus of Resilience), kJ/m3 1170
290 to 710
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 23
49
Strength to Weight: Axial, points 41
30 to 35
Strength to Weight: Bending, points 30
35 to 39
Thermal Shock Resistance, points 35
14 to 16

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
88 to 92.8
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
2.6 to 3.6
Iron (Fe), % 0 to 5.0
0 to 0.6
Lead (Pb), % 0
0 to 0.1
Magnesium (Mg), % 0
0.15 to 0.45
Manganese (Mn), % 0 to 0.5
0 to 0.55
Molybdenum (Mo), % 9.0 to 10.5
0
Nickel (Ni), % 48.3 to 60.9
0 to 0.1
Phosphorus (P), % 0 to 0.015
0
Silicon (Si), % 0 to 0.5
4.5 to 6.0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
0 to 0.050
Titanium (Ti), % 2.3 to 2.8
0 to 0.25
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.15