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AWS ERTi-1 vs. A390.0 Aluminum

AWS ERTi-1 belongs to the titanium alloys classification, while A390.0 aluminum belongs to the aluminum 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 AWS ERTi-1 and the bottom bar is A390.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
75
Elongation at Break, % 24
0.87 to 0.91
Fatigue Strength, MPa 120
70 to 100
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
28
Tensile Strength: Ultimate (UTS), MPa 240
190 to 290
Tensile Strength: Yield (Proof), MPa 170
190 to 290

Thermal Properties

Latent Heat of Fusion, J/g 420
640
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1670
580
Melting Onset (Solidus), °C 1620
480
Specific Heat Capacity, J/kg-K 540
880
Thermal Conductivity, W/m-K 21
130
Thermal Expansion, µm/m-K 8.7
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
20
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
67

Otherwise Unclassified Properties

Base Metal Price, % relative 37
11
Density, g/cm3 4.5
2.7
Embodied Carbon, kg CO2/kg material 31
7.3
Embodied Energy, MJ/kg 510
140
Embodied Water, L/kg 110
950

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
1.6 to 2.6
Resilience: Unit (Modulus of Resilience), kJ/m3 140
240 to 580
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
52
Strength to Weight: Axial, points 15
19 to 30
Strength to Weight: Bending, points 19
27 to 36
Thermal Diffusivity, mm2/s 8.7
56
Thermal Shock Resistance, points 19
9.0 to 14

Alloy Composition

Aluminum (Al), % 0
75.3 to 79.6
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 0
4.0 to 5.0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
0 to 0.5
Magnesium (Mg), % 0
0.45 to 0.65
Manganese (Mn), % 0
0 to 0.1
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Silicon (Si), % 0
16 to 18
Titanium (Ti), % 99.773 to 99.97
0 to 0.2
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.2