MakeItFrom.com
Menu (ESC)

2618 Aluminum vs. AWS ERTi-2

2618 aluminum belongs to the aluminum alloys classification, while AWS ERTi-2 belongs to the titanium 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 2618 aluminum and the bottom bar is AWS ERTi-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 71
110
Elongation at Break, % 5.8
20
Fatigue Strength, MPa 110
190
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
40
Tensile Strength: Ultimate (UTS), MPa 420
340
Tensile Strength: Yield (Proof), MPa 350
280

Thermal Properties

Latent Heat of Fusion, J/g 390
420
Maximum Temperature: Mechanical, °C 210
320
Melting Completion (Liquidus), °C 640
1670
Melting Onset (Solidus), °C 550
1620
Specific Heat Capacity, J/kg-K 880
540
Thermal Conductivity, W/m-K 160
21
Thermal Expansion, µm/m-K 22
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 110
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
37
Density, g/cm3 2.9
4.5
Embodied Carbon, kg CO2/kg material 8.3
31
Embodied Energy, MJ/kg 150
510
Embodied Water, L/kg 1150
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 23
64
Resilience: Unit (Modulus of Resilience), kJ/m3 850
360
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 47
35
Strength to Weight: Axial, points 40
21
Strength to Weight: Bending, points 42
24
Thermal Diffusivity, mm2/s 62
8.7
Thermal Shock Resistance, points 19
27

Alloy Composition

Aluminum (Al), % 92.4 to 94.9
0
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 1.9 to 2.7
0
Hydrogen (H), % 0
0 to 0.0080
Iron (Fe), % 0.9 to 1.3
0 to 0.12
Magnesium (Mg), % 1.3 to 1.8
0
Nickel (Ni), % 0.9 to 1.2
0
Nitrogen (N), % 0
0 to 0.015
Oxygen (O), % 0
0.080 to 0.16
Silicon (Si), % 0.1 to 0.25
0
Titanium (Ti), % 0.040 to 0.1
99.667 to 99.92
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.15
0