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AWS ERTi-5 vs. R56406 Titanium

Both AWS ERTi-5 and R56406 titanium are titanium alloys. Their average alloy composition is basically identical. 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-5 and the bottom bar is R56406 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 10
9.1
Fatigue Strength, MPa 470
480
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 900
980
Tensile Strength: Yield (Proof), MPa 830
850

Thermal Properties

Latent Heat of Fusion, J/g 410
410
Maximum Temperature: Mechanical, °C 340
340
Melting Completion (Liquidus), °C 1610
1610
Melting Onset (Solidus), °C 1560
1560
Specific Heat Capacity, J/kg-K 560
560
Thermal Conductivity, W/m-K 7.1
7.1
Thermal Expansion, µm/m-K 9.6
9.6

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.0

Otherwise Unclassified Properties

Base Metal Price, % relative 36
36
Density, g/cm3 4.4
4.5
Embodied Carbon, kg CO2/kg material 38
38
Embodied Energy, MJ/kg 610
610
Embodied Water, L/kg 200
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
85
Resilience: Unit (Modulus of Resilience), kJ/m3 3250
3420
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
35
Strength to Weight: Axial, points 56
61
Strength to Weight: Bending, points 46
49
Thermal Diffusivity, mm2/s 2.9
2.8
Thermal Shock Resistance, points 63
69

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
5.5 to 6.8
Carbon (C), % 0 to 0.050
0 to 0.1
Hydrogen (H), % 0 to 0.015
0 to 0.015
Iron (Fe), % 0 to 0.22
0 to 0.3
Nitrogen (N), % 0 to 0.030
0 to 0.050
Oxygen (O), % 0.12 to 0.2
0 to 0.2
Titanium (Ti), % 88.2 to 90.9
88.1 to 91
Vanadium (V), % 3.5 to 4.5
3.5 to 4.5