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AWS ERTi-1 vs. 518.0 Aluminum

AWS ERTi-1 belongs to the titanium alloys classification, while 518.0 aluminum belongs to the aluminum 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 AWS ERTi-1 and the bottom bar is 518.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
67
Elongation at Break, % 24
5.0
Fatigue Strength, MPa 120
140
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
25
Tensile Strength: Ultimate (UTS), MPa 240
310
Tensile Strength: Yield (Proof), MPa 170
190

Thermal Properties

Latent Heat of Fusion, J/g 420
390
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1670
620
Melting Onset (Solidus), °C 1620
560
Specific Heat Capacity, J/kg-K 540
900
Thermal Conductivity, W/m-K 21
98
Thermal Expansion, µm/m-K 8.7
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
24
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
81

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.7
Embodied Carbon, kg CO2/kg material 31
9.4
Embodied Energy, MJ/kg 510
150
Embodied Water, L/kg 110
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
14
Resilience: Unit (Modulus of Resilience), kJ/m3 140
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
51
Strength to Weight: Axial, points 15
32
Strength to Weight: Bending, points 19
38
Thermal Diffusivity, mm2/s 8.7
40
Thermal Shock Resistance, points 19
14

Alloy Composition

Aluminum (Al), % 0
88.1 to 92.5
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
0 to 1.8
Magnesium (Mg), % 0
7.5 to 8.5
Manganese (Mn), % 0
0 to 0.35
Nickel (Ni), % 0
0 to 0.15
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Silicon (Si), % 0
0 to 0.35
Tin (Sn), % 0
0 to 0.15
Titanium (Ti), % 99.773 to 99.97
0
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.25