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Titanium 6-7 vs. EN 1.4150 Stainless Steel

Titanium 6-7 belongs to the titanium alloys classification, while EN 1.4150 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is titanium 6-7 and the bottom bar is EN 1.4150 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 11
20
Fatigue Strength, MPa 530
270
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 45
76
Shear Strength, MPa 610
460
Tensile Strength: Ultimate (UTS), MPa 1020
730
Tensile Strength: Yield (Proof), MPa 900
430

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 300
840
Melting Completion (Liquidus), °C 1700
1420
Melting Onset (Solidus), °C 1650
1380
Specific Heat Capacity, J/kg-K 520
490
Thermal Expansion, µm/m-K 9.3
10

Otherwise Unclassified Properties

Base Metal Price, % relative 75
8.5
Density, g/cm3 5.1
7.6
Embodied Carbon, kg CO2/kg material 34
2.8
Embodied Energy, MJ/kg 540
42
Embodied Water, L/kg 190
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
120
Resilience: Unit (Modulus of Resilience), kJ/m3 3460
470
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 56
27
Strength to Weight: Bending, points 44
24
Thermal Shock Resistance, points 66
27

Alloy Composition

Aluminum (Al), % 5.5 to 6.5
0
Carbon (C), % 0 to 0.080
0.45 to 0.6
Chromium (Cr), % 0
15 to 16.5
Hydrogen (H), % 0 to 0.0090
0
Iron (Fe), % 0 to 0.25
79 to 82.8
Manganese (Mn), % 0
0 to 0.8
Molybdenum (Mo), % 6.5 to 7.5
0.2 to 0.4
Nickel (Ni), % 0
0 to 0.4
Niobium (Nb), % 6.5 to 7.5
0
Nitrogen (N), % 0 to 0.050
0.050 to 0.2
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
1.3 to 1.7
Sulfur (S), % 0
0 to 0.010
Tantalum (Ta), % 0 to 0.5
0
Titanium (Ti), % 84.9 to 88
0
Vanadium (V), % 0
0.2 to 0.4