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

AISI 301LN stainless steel belongs to the iron alloys classification, while titanium 6-2-4-2 belongs to the titanium 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 AISI 301LN stainless steel and the bottom bar is titanium 6-2-4-2.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

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

Common Calculations

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

Alloy Composition

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