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AWS ERTi-1 vs. 4007 Aluminum

AWS ERTi-1 belongs to the titanium alloys classification, while 4007 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 4007 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
71
Elongation at Break, % 24
5.1 to 23
Fatigue Strength, MPa 120
46 to 88
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
27
Tensile Strength: Ultimate (UTS), MPa 240
130 to 160
Tensile Strength: Yield (Proof), MPa 170
50 to 120

Thermal Properties

Latent Heat of Fusion, J/g 420
410
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1670
650
Melting Onset (Solidus), °C 1620
590
Specific Heat Capacity, J/kg-K 540
890
Thermal Conductivity, W/m-K 21
170
Thermal Expansion, µm/m-K 8.7
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
42
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
140

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.8
Embodied Carbon, kg CO2/kg material 31
8.1
Embodied Energy, MJ/kg 510
150
Embodied Water, L/kg 110
1160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
7.4 to 23
Resilience: Unit (Modulus of Resilience), kJ/m3 140
18 to 110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
49
Strength to Weight: Axial, points 15
12 to 15
Strength to Weight: Bending, points 19
20 to 23
Thermal Diffusivity, mm2/s 8.7
67
Thermal Shock Resistance, points 19
5.5 to 6.7

Alloy Composition

Aluminum (Al), % 0
94.1 to 97.6
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 0
0.050 to 0.25
Cobalt (Co), % 0
0 to 0.050
Copper (Cu), % 0
0 to 0.2
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
0.4 to 1.0
Magnesium (Mg), % 0
0 to 0.2
Manganese (Mn), % 0
0.8 to 1.5
Nickel (Ni), % 0
0.15 to 0.7
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Silicon (Si), % 0
1.0 to 1.7
Titanium (Ti), % 99.773 to 99.97
0 to 0.1
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.15