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Titanium 6-2-4-2 vs. AISI 301LN Stainless Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while AISI 301LN stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 AISI 301LN stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 8.6
23 to 51
Fatigue Strength, MPa 490
270 to 520
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
77
Shear Strength, MPa 560
450 to 670
Tensile Strength: Ultimate (UTS), MPa 950
630 to 1060
Tensile Strength: Yield (Proof), MPa 880
270 to 770

Thermal Properties

Latent Heat of Fusion, J/g 400
280
Maximum Temperature: Mechanical, °C 300
890
Melting Completion (Liquidus), °C 1590
1430
Melting Onset (Solidus), °C 1540
1380
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 6.9
15
Thermal Expansion, µm/m-K 9.5
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 0.9
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
2.7

Otherwise Unclassified Properties

Base Metal Price, % relative 42
13
Density, g/cm3 4.6
7.8
Embodied Carbon, kg CO2/kg material 32
2.7
Embodied Energy, MJ/kg 520
39
Embodied Water, L/kg 210
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
220 to 290
Resilience: Unit (Modulus of Resilience), kJ/m3 3640
180 to 1520
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
25
Strength to Weight: Axial, points 57
22 to 38
Strength to Weight: Bending, points 46
21 to 30
Thermal Diffusivity, mm2/s 2.8
4.0
Thermal Shock Resistance, points 67
14 to 24

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 0
16 to 18
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
70.7 to 77.9
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 1.8 to 2.2
0
Nickel (Ni), % 0
6.0 to 8.0
Nitrogen (N), % 0 to 0.050
0.070 to 0.2
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0.060 to 0.12
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 1.8 to 2.2
0
Titanium (Ti), % 83.7 to 87.2
0
Zirconium (Zr), % 3.6 to 4.4
0
Residuals, % 0 to 0.4
0