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AWS ERTi-7 vs. 520.0 Aluminum

AWS ERTi-7 belongs to the titanium alloys classification, while 520.0 aluminum belongs to the aluminum alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is AWS ERTi-7 and the bottom bar is 520.0 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
66
Elongation at Break, % 20
14
Fatigue Strength, MPa 190
55
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 40
25
Tensile Strength: Ultimate (UTS), MPa 340
330
Tensile Strength: Yield (Proof), MPa 280
170

Thermal Properties

Latent Heat of Fusion, J/g 420
390
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1670
600
Melting Onset (Solidus), °C 1620
480
Specific Heat Capacity, J/kg-K 540
910
Thermal Conductivity, W/m-K 21
87
Thermal Expansion, µm/m-K 8.7
25

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
21
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
72

Otherwise Unclassified Properties

Density, g/cm3 4.5
2.6
Embodied Carbon, kg CO2/kg material 47
9.8
Embodied Energy, MJ/kg 800
160
Embodied Water, L/kg 470
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 64
39
Resilience: Unit (Modulus of Resilience), kJ/m3 360
230
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
52
Strength to Weight: Axial, points 21
35
Strength to Weight: Bending, points 24
41
Thermal Diffusivity, mm2/s 8.8
37
Thermal Shock Resistance, points 26
14

Alloy Composition

Aluminum (Al), % 0
87.9 to 90.5
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 0
0 to 0.25
Hydrogen (H), % 0 to 0.0080
0
Iron (Fe), % 0 to 0.12
0 to 0.3
Magnesium (Mg), % 0
9.5 to 10.6
Manganese (Mn), % 0
0 to 0.15
Nitrogen (N), % 0 to 0.015
0
Oxygen (O), % 0.080 to 0.16
0
Palladium (Pd), % 0.12 to 0.25
0
Silicon (Si), % 0
0 to 0.25
Titanium (Ti), % 99.417 to 99.8
0 to 0.25
Zinc (Zn), % 0
0 to 0.15
Residuals, % 0
0 to 0.15