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A380.0 Aluminum vs. AWS ERTi-1

A380.0 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 (3, in this case) are not shown.

For each property being compared, the top bar is A380.0 aluminum and the bottom bar is AWS ERTi-1.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 73
110
Elongation at Break, % 3.3
24
Fatigue Strength, MPa 140
120
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 27
41
Tensile Strength: Ultimate (UTS), MPa 290
240
Tensile Strength: Yield (Proof), MPa 160
170

Thermal Properties

Latent Heat of Fusion, J/g 510
420
Maximum Temperature: Mechanical, °C 170
320
Melting Completion (Liquidus), °C 590
1670
Melting Onset (Solidus), °C 550
1620
Specific Heat Capacity, J/kg-K 870
540
Thermal Conductivity, W/m-K 96
21
Thermal Expansion, µm/m-K 22
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
3.6
Electrical Conductivity: Equal Weight (Specific), % IACS 78
7.1

Otherwise Unclassified Properties

Base Metal Price, % relative 11
37
Density, g/cm3 2.9
4.5
Embodied Carbon, kg CO2/kg material 7.5
31
Embodied Energy, MJ/kg 140
510
Embodied Water, L/kg 1040
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.3
52
Resilience: Unit (Modulus of Resilience), kJ/m3 180
140
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 48
35
Strength to Weight: Axial, points 28
15
Strength to Weight: Bending, points 34
19
Thermal Diffusivity, mm2/s 38
8.7
Thermal Shock Resistance, points 13
19

Alloy Composition

Aluminum (Al), % 80.3 to 89.5
0
Carbon (C), % 0
0 to 0.030
Copper (Cu), % 3.0 to 4.0
0
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 0 to 1.3
0 to 0.080
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0
Nickel (Ni), % 0 to 0.5
0
Nitrogen (N), % 0
0 to 0.012
Oxygen (O), % 0
0.030 to 0.1
Silicon (Si), % 7.5 to 9.5
0
Tin (Sn), % 0 to 0.35
0
Titanium (Ti), % 0
99.773 to 99.97
Zinc (Zn), % 0 to 3.0
0
Residuals, % 0 to 0.5
0