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Titanium 6-6-2 vs. Nickel 80A

Titanium 6-6-2 belongs to the titanium alloys classification, while nickel 80A belongs to the nickel alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is titanium 6-6-2 and the bottom bar is nickel 80A.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 6.7 to 9.0
22
Fatigue Strength, MPa 590 to 670
430
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 44
74
Shear Strength, MPa 670 to 800
660
Tensile Strength: Ultimate (UTS), MPa 1140 to 1370
1040
Tensile Strength: Yield (Proof), MPa 1040 to 1230
710

Thermal Properties

Latent Heat of Fusion, J/g 400
320
Maximum Temperature: Mechanical, °C 310
980
Melting Completion (Liquidus), °C 1610
1360
Melting Onset (Solidus), °C 1560
1310
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 5.5
11
Thermal Expansion, µm/m-K 9.4
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.1
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 40
55
Density, g/cm3 4.8
8.3
Embodied Carbon, kg CO2/kg material 29
9.8
Embodied Energy, MJ/kg 470
140
Embodied Water, L/kg 200
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 89 to 99
210
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 34
23
Strength to Weight: Axial, points 66 to 79
35
Strength to Weight: Bending, points 50 to 57
27
Thermal Diffusivity, mm2/s 2.1
2.9
Thermal Shock Resistance, points 75 to 90
31

Alloy Composition

Aluminum (Al), % 5.0 to 6.0
0.5 to 1.8
Carbon (C), % 0 to 0.050
0 to 0.1
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 0.35 to 1.0
0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0.35 to 1.0
0 to 3.0
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 5.0 to 6.0
0
Nickel (Ni), % 0
69.4 to 79.7
Nitrogen (N), % 0 to 0.040
0
Oxygen (O), % 0 to 0.2
0
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 1.5 to 2.5
0
Titanium (Ti), % 82.8 to 87.8
1.8 to 2.7
Residuals, % 0 to 0.4
0