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AWS ERTi-1 vs. EN AC-51400 Aluminum

AWS ERTi-1 belongs to the titanium alloys classification, while EN AC-51400 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 EN AC-51400 aluminum.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
67
Elongation at Break, % 24
3.4
Fatigue Strength, MPa 120
85
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
25
Tensile Strength: Ultimate (UTS), MPa 240
190
Tensile Strength: Yield (Proof), MPa 170
120

Thermal Properties

Latent Heat of Fusion, J/g 420
400
Maximum Temperature: Mechanical, °C 320
170
Melting Completion (Liquidus), °C 1670
640
Melting Onset (Solidus), °C 1620
600
Specific Heat Capacity, J/kg-K 540
910
Thermal Conductivity, W/m-K 21
110
Thermal Expansion, µm/m-K 8.7
23

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.6
31
Electrical Conductivity: Equal Weight (Specific), % IACS 7.1
110

Otherwise Unclassified Properties

Base Metal Price, % relative 37
9.5
Density, g/cm3 4.5
2.7
Embodied Carbon, kg CO2/kg material 31
9.1
Embodied Energy, MJ/kg 510
150
Embodied Water, L/kg 110
1170

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 52
5.6
Resilience: Unit (Modulus of Resilience), kJ/m3 140
110
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
51
Strength to Weight: Axial, points 15
20
Strength to Weight: Bending, points 19
28
Thermal Diffusivity, mm2/s 8.7
46
Thermal Shock Resistance, points 19
8.6

Alloy Composition

Aluminum (Al), % 0
90.5 to 95.5
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 0
0 to 0.050
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.080
0 to 0.55
Magnesium (Mg), % 0
4.5 to 6.5
Manganese (Mn), % 0
0 to 0.45
Nitrogen (N), % 0 to 0.012
0
Oxygen (O), % 0.030 to 0.1
0
Silicon (Si), % 0
0 to 1.5
Titanium (Ti), % 99.773 to 99.97
0 to 0.2
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.15