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Grade 6 Titanium vs. EN 1.4910 Stainless Steel

Grade 6 titanium belongs to the titanium alloys classification, while EN 1.4910 stainless steel belongs to the iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is grade 6 titanium and the bottom bar is EN 1.4910 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 11
41
Fatigue Strength, MPa 290
250
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 39
78
Shear Strength, MPa 530
450
Tensile Strength: Ultimate (UTS), MPa 890
650
Tensile Strength: Yield (Proof), MPa 840
290

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 310
950
Melting Completion (Liquidus), °C 1580
1440
Melting Onset (Solidus), °C 1530
1400
Specific Heat Capacity, J/kg-K 550
470
Thermal Conductivity, W/m-K 7.8
16
Thermal Expansion, µm/m-K 9.4
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 36
20
Density, g/cm3 4.5
7.9
Embodied Carbon, kg CO2/kg material 30
3.9
Embodied Energy, MJ/kg 480
54
Embodied Water, L/kg 190
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 92
220
Resilience: Unit (Modulus of Resilience), kJ/m3 3390
210
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 55
23
Strength to Weight: Bending, points 46
21
Thermal Diffusivity, mm2/s 3.2
4.3
Thermal Shock Resistance, points 65
14

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
0
Boron (B), % 0
0.0015 to 0.0050
Carbon (C), % 0 to 0.080
0 to 0.040
Chromium (Cr), % 0
16 to 18
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
62 to 69.9
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
12 to 14
Nitrogen (N), % 0 to 0.030
0.1 to 0.18
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.015
Tin (Sn), % 2.0 to 3.0
0
Titanium (Ti), % 89.8 to 94
0
Residuals, % 0 to 0.4
0