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Titanium 6-2-4-2 vs. AISI 316H Stainless Steel

Titanium 6-2-4-2 belongs to the titanium alloys classification, while AISI 316H stainless steel belongs to the iron alloys. There are 31 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 316H stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 8.6
40
Fatigue Strength, MPa 490
200
Poisson's Ratio 0.32
0.28
Reduction in Area, % 21
51
Shear Modulus, GPa 40
78
Shear Strength, MPa 560
400
Tensile Strength: Ultimate (UTS), MPa 950
580
Tensile Strength: Yield (Proof), MPa 880
230

Thermal Properties

Latent Heat of Fusion, J/g 400
290
Maximum Temperature: Mechanical, °C 300
940
Melting Completion (Liquidus), °C 1590
1450
Melting Onset (Solidus), °C 1540
1400
Specific Heat Capacity, J/kg-K 540
470
Thermal Conductivity, W/m-K 6.9
16
Thermal Expansion, µm/m-K 9.5
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 0.9
2.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 42
19
Density, g/cm3 4.6
7.9
Embodied Carbon, kg CO2/kg material 32
3.9
Embodied Energy, MJ/kg 520
53
Embodied Water, L/kg 210
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79
190
Resilience: Unit (Modulus of Resilience), kJ/m3 3640
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 34
25
Strength to Weight: Axial, points 57
21
Strength to Weight: Bending, points 46
20
Thermal Diffusivity, mm2/s 2.8
4.2
Thermal Shock Resistance, points 67
13

Alloy Composition


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Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.050
0.040 to 0.1
Chromium (Cr), % 0
16 to 18
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.25
62.1 to 72
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 1.8 to 2.2
2.0 to 3.0
Nickel (Ni), % 0
10 to 14
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.15
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0.060 to 0.12
0 to 0.75
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