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EN 1.4415 Stainless Steel vs. Titanium 6-6-2

EN 1.4415 stainless steel belongs to the iron alloys classification, while titanium 6-6-2 belongs to the titanium alloys. There are 29 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 EN 1.4415 stainless steel and the bottom bar is titanium 6-6-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 17 to 20
6.7 to 9.0
Fatigue Strength, MPa 470 to 510
590 to 670
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
44
Shear Strength, MPa 520 to 570
670 to 800
Tensile Strength: Ultimate (UTS), MPa 830 to 930
1140 to 1370
Tensile Strength: Yield (Proof), MPa 730 to 840
1040 to 1230

Thermal Properties

Latent Heat of Fusion, J/g 280
400
Maximum Temperature: Mechanical, °C 790
310
Melting Completion (Liquidus), °C 1460
1610
Melting Onset (Solidus), °C 1420
1560
Specific Heat Capacity, J/kg-K 470
540
Thermal Conductivity, W/m-K 19
5.5
Thermal Expansion, µm/m-K 9.9
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
1.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.8
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 13
40
Density, g/cm3 7.9
4.8
Embodied Carbon, kg CO2/kg material 3.6
29
Embodied Energy, MJ/kg 51
470
Embodied Water, L/kg 120
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 160
89 to 99
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
34
Strength to Weight: Axial, points 29 to 33
66 to 79
Strength to Weight: Bending, points 25 to 27
50 to 57
Thermal Diffusivity, mm2/s 5.1
2.1
Thermal Shock Resistance, points 30 to 34
75 to 90

Alloy Composition

Aluminum (Al), % 0
5.0 to 6.0
Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 11.5 to 13.5
0
Copper (Cu), % 0
0.35 to 1.0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 75.9 to 82.4
0.35 to 1.0
Manganese (Mn), % 0 to 0.5
0
Molybdenum (Mo), % 1.5 to 2.5
5.0 to 6.0
Nickel (Ni), % 4.5 to 6.5
0
Nitrogen (N), % 0
0 to 0.040
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Tin (Sn), % 0
1.5 to 2.5
Titanium (Ti), % 0 to 0.010
82.8 to 87.8
Vanadium (V), % 0.1 to 0.5
0
Residuals, % 0
0 to 0.4

Comparable Variants