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AWS ERTi-1 vs. A380.0 Aluminum

AWS ERTi-1 belongs to the titanium alloys classification, while A380.0 aluminum belongs to the aluminum 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 AWS ERTi-1 and the bottom bar is A380.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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