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Titanium 6-5-0.5 vs. EN 1.4911 Stainless Steel

Titanium 6-5-0.5 belongs to the titanium alloys classification, while EN 1.4911 stainless steel 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 6-5-0.5 and the bottom bar is EN 1.4911 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 6.7
11
Fatigue Strength, MPa 530
530
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Shear Strength, MPa 630
640
Tensile Strength: Ultimate (UTS), MPa 1080
1070
Tensile Strength: Yield (Proof), MPa 990
970

Thermal Properties

Latent Heat of Fusion, J/g 410
270
Maximum Temperature: Mechanical, °C 300
700
Melting Completion (Liquidus), °C 1610
1450
Melting Onset (Solidus), °C 1560
1410
Specific Heat Capacity, J/kg-K 550
470
Thermal Conductivity, W/m-K 4.2
20
Thermal Expansion, µm/m-K 9.4
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.1
3.0

Otherwise Unclassified Properties

Base Metal Price, % relative 41
20
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 33
3.4
Embodied Energy, MJ/kg 540
49
Embodied Water, L/kg 180
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
120
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
2410
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 67
38
Strength to Weight: Bending, points 52
30
Thermal Diffusivity, mm2/s 1.7
5.4
Thermal Shock Resistance, points 79
37

Alloy Composition


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Aluminum (Al), % 5.7 to 6.3
0
Boron (B), % 0
0.0050 to 0.015
Carbon (C), % 0 to 0.080
0.050 to 0.12
Chromium (Cr), % 0
9.8 to 11.2
Cobalt (Co), % 0
5.0 to 7.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
75.7 to 83.8
Manganese (Mn), % 0
0.3 to 1.3
Molybdenum (Mo), % 0.25 to 0.75
0.5 to 1.0
Nickel (Ni), % 0
0.2 to 1.2
Niobium (Nb), % 0
0.2 to 0.5
Nitrogen (N), % 0 to 0.050
0 to 0.035
Oxygen (O), % 0 to 0.19
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0 to 0.4
0.1 to 0.8
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 85.6 to 90.1
0
Tungsten (W), % 0
0 to 0.7
Vanadium (V), % 0
0.1 to 0.4
Zirconium (Zr), % 4.0 to 6.0
0
Residuals, % 0 to 0.4
0