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AWS ERTi-1 vs. 7204 Aluminum

AWS ERTi-1 belongs to the titanium alloys classification, while 7204 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 7204 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
70
Elongation at Break, % 24
11 to 13
Fatigue Strength, MPa 120
110 to 130
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
26
Tensile Strength: Ultimate (UTS), MPa 240
220 to 380
Tensile Strength: Yield (Proof), MPa 170
120 to 310

Thermal Properties

Latent Heat of Fusion, J/g 420
380
Maximum Temperature: Mechanical, °C 320
210
Melting Completion (Liquidus), °C 1670
640
Melting Onset (Solidus), °C 1620
520
Specific Heat Capacity, J/kg-K 540
880
Thermal Conductivity, W/m-K 21
150
Thermal Expansion, µm/m-K 8.7
24

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
39
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
120

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.9
Embodied Carbon, kg CO2/kg material 31
8.4
Embodied Energy, MJ/kg 510
150
Embodied Water, L/kg 110
1140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
25 to 40
Resilience: Unit (Modulus of Resilience), kJ/m3 140
110 to 710
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
47
Strength to Weight: Axial, points 15
21 to 36
Strength to Weight: Bending, points 19
28 to 40
Thermal Diffusivity, mm2/s 8.7
58
Thermal Shock Resistance, points 19
9.4 to 16

Alloy Composition

Aluminum (Al), % 0
90.5 to 94.8
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 0
0 to 0.3
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
0 to 0.35
Magnesium (Mg), % 0
1.0 to 2.0
Manganese (Mn), % 0
0.2 to 0.7
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Silicon (Si), % 0
0 to 0.3
Titanium (Ti), % 99.773 to 99.97
0 to 0.2
Vanadium (V), % 0
0 to 0.1
Zinc (Zn), % 0
4.0 to 5.0
Zirconium (Zr), % 0
0 to 0.25
Residuals, % 0
0 to 0.15