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2219 Aluminum vs. AWS ERTi-1

2219 aluminum belongs to the aluminum alloys classification, while AWS ERTi-1 belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is 2219 aluminum and the bottom bar is AWS ERTi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 72
110
Elongation at Break, % 2.2 to 20
24
Fatigue Strength, MPa 90 to 130
120
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
41
Tensile Strength: Ultimate (UTS), MPa 180 to 480
240
Tensile Strength: Yield (Proof), MPa 88 to 390
170

Thermal Properties

Latent Heat of Fusion, J/g 390
420
Maximum Temperature: Mechanical, °C 230
320
Melting Completion (Liquidus), °C 640
1670
Melting Onset (Solidus), °C 540
1620
Specific Heat Capacity, J/kg-K 870
540
Thermal Conductivity, W/m-K 110 to 170
21
Thermal Expansion, µm/m-K 22
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 28 to 44
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 81 to 130
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
37
Density, g/cm3 3.1
4.5
Embodied Carbon, kg CO2/kg material 8.2
31
Embodied Energy, MJ/kg 150
510
Embodied Water, L/kg 1130
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 9.6 to 60
52
Resilience: Unit (Modulus of Resilience), kJ/m3 54 to 1060
140
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 44
35
Strength to Weight: Axial, points 16 to 43
15
Strength to Weight: Bending, points 23 to 44
19
Thermal Diffusivity, mm2/s 42 to 63
8.7
Thermal Shock Resistance, points 8.2 to 22
19

Alloy Composition

Aluminum (Al), % 91.5 to 93.8
0
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 5.8 to 6.8
0
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 0 to 0.3
0 to 0.080
Magnesium (Mg), % 0 to 0.020
0
Manganese (Mn), % 0.2 to 0.4
0
Nitrogen (N), % 0
0 to 0.012
Oxygen (O), % 0
0.030 to 0.1
Silicon (Si), % 0 to 0.2
0
Titanium (Ti), % 0.020 to 0.1
99.773 to 99.97
Vanadium (V), % 0.050 to 0.15
0
Zinc (Zn), % 0 to 0.1
0
Zirconium (Zr), % 0.1 to 0.25
0
Residuals, % 0 to 0.15
0