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Grade 5 Titanium vs. EN 1.4710 Stainless Steel

Grade 5 titanium belongs to the titanium alloys classification, while EN 1.4710 stainless steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is grade 5 titanium and the bottom bar is EN 1.4710 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 8.6 to 11
20
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 40
74

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 330
750
Melting Completion (Liquidus), °C 1610
1430
Melting Onset (Solidus), °C 1650
1390
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 6.8
24
Thermal Expansion, µm/m-K 8.9
9.9

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
6.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
7.5

Otherwise Unclassified Properties

Base Metal Price, % relative 36
5.0
Density, g/cm3 4.4
7.7
Embodied Carbon, kg CO2/kg material 38
1.8
Embodied Energy, MJ/kg 610
24
Embodied Water, L/kg 200
76

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Thermal Diffusivity, mm2/s 2.7
6.5

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.080
0.2 to 0.35
Chromium (Cr), % 0
6.0 to 8.0
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.4
87.4 to 92.3
Manganese (Mn), % 0
0.5 to 1.0
Molybdenum (Mo), % 0
0 to 0.15
Nickel (Ni), % 0
0 to 0.5
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
1.0 to 2.5
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 87.4 to 91
0
Vanadium (V), % 3.5 to 4.5
0
Yttrium (Y), % 0 to 0.0050
0
Residuals, % 0 to 0.4
0