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Titanium 6-2-4-2 vs. R30556 Alloy

Titanium 6-2-4-2 belongs to the titanium alloys classification, while R30556 alloy belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is titanium 6-2-4-2 and the bottom bar is R30556 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
210
Elongation at Break, % 8.6
45
Fatigue Strength, MPa 490
320
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
81
Shear Strength, MPa 560
550
Tensile Strength: Ultimate (UTS), MPa 950
780
Tensile Strength: Yield (Proof), MPa 880
350

Thermal Properties

Latent Heat of Fusion, J/g 400
300
Maximum Temperature: Mechanical, °C 300
1100
Melting Completion (Liquidus), °C 1590
1420
Melting Onset (Solidus), °C 1540
1330
Specific Heat Capacity, J/kg-K 540
450
Thermal Conductivity, W/m-K 6.9
11
Thermal Expansion, µm/m-K 9.5
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 0.9
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 42
70
Density, g/cm3 4.6
8.4
Embodied Carbon, kg CO2/kg material 32
8.7
Embodied Energy, MJ/kg 520
130
Embodied Water, L/kg 210
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
290
Resilience: Unit (Modulus of Resilience), kJ/m3 3640
290
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
23
Strength to Weight: Axial, points 57
26
Strength to Weight: Bending, points 46
22
Thermal Diffusivity, mm2/s 2.8
2.9
Thermal Shock Resistance, points 67
18

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0.1 to 0.5
Boron (B), % 0
0 to 0.020
Carbon (C), % 0 to 0.050
0.050 to 0.15
Chromium (Cr), % 0
21 to 23
Cobalt (Co), % 0
16 to 21
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
20.4 to 38.2
Lanthanum (La), % 0
0.0050 to 0.1
Manganese (Mn), % 0
0.5 to 2.0
Molybdenum (Mo), % 1.8 to 2.2
2.5 to 4.0
Nickel (Ni), % 0
19 to 22.5
Niobium (Nb), % 0
0 to 0.3
Nitrogen (N), % 0 to 0.050
0.1 to 0.3
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0.060 to 0.12
0.2 to 0.8
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 0
0.3 to 1.3
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0
Tungsten (W), % 0
2.0 to 3.5
Zinc (Zn), % 0
0.0010 to 0.1
Zirconium (Zr), % 3.6 to 4.4
0
Residuals, % 0 to 0.4
0