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Titanium 6-7 vs. EN 1.4406 Stainless Steel

Titanium 6-7 belongs to the titanium alloys classification, while EN 1.4406 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is titanium 6-7 and the bottom bar is EN 1.4406 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 11
42
Fatigue Strength, MPa 530
280
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 45
78
Shear Strength, MPa 610
470
Tensile Strength: Ultimate (UTS), MPa 1020
680
Tensile Strength: Yield (Proof), MPa 900
320

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 300
950
Melting Completion (Liquidus), °C 1700
1440
Melting Onset (Solidus), °C 1650
1400
Specific Heat Capacity, J/kg-K 520
470
Thermal Expansion, µm/m-K 9.3
16

Otherwise Unclassified Properties

Base Metal Price, % relative 75
18
Density, g/cm3 5.1
7.9
Embodied Carbon, kg CO2/kg material 34
3.7
Embodied Energy, MJ/kg 540
51
Embodied Water, L/kg 190
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
240
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
260
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 56
24
Strength to Weight: Bending, points 44
22
Thermal Shock Resistance, points 66
15

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
0 to 0.030
Chromium (Cr), % 0
16.5 to 18.5
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
63.2 to 71.4
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 6.5 to 7.5
2.0 to 2.5
Nickel (Ni), % 0
10 to 12.5
Niobium (Nb), % 6.5 to 7.5
0
Nitrogen (N), % 0 to 0.050
0.12 to 0.22
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0