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EN 1.3960 Stainless Steel vs. Grade 6 Titanium

EN 1.3960 stainless steel belongs to the iron alloys classification, while grade 6 titanium 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 1.3960 stainless steel and the bottom bar is grade 6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
100
Elongation at Break, % 34
11
Fatigue Strength, MPa 220
290
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 78
39
Tensile Strength: Ultimate (UTS), MPa 590
890
Tensile Strength: Yield (Proof), MPa 270
840

Thermal Properties

Latent Heat of Fusion, J/g 290
410
Maximum Temperature: Mechanical, °C 970
310
Melting Completion (Liquidus), °C 1440
1580
Melting Onset (Solidus), °C 1400
1530
Specific Heat Capacity, J/kg-K 470
550
Thermal Conductivity, W/m-K 15
7.8
Thermal Expansion, µm/m-K 12
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 21
36
Density, g/cm3 7.9
4.5
Embodied Carbon, kg CO2/kg material 4.1
30
Embodied Energy, MJ/kg 57
480
Embodied Water, L/kg 160
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
92
Resilience: Unit (Modulus of Resilience), kJ/m3 190
3390
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 21
55
Strength to Weight: Bending, points 20
46
Thermal Diffusivity, mm2/s 3.9
3.2
Thermal Shock Resistance, points 17
65

Alloy Composition

Aluminum (Al), % 0
4.0 to 6.0
Carbon (C), % 0 to 0.030
0 to 0.080
Chromium (Cr), % 16.5 to 18.5
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 60.2 to 67.9
0 to 0.5
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.5 to 3.0
0
Nickel (Ni), % 13 to 15
0
Nitrogen (N), % 0.15 to 0.25
0 to 0.030
Oxygen (O), % 0
0 to 0.2
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0
89.8 to 94
Residuals, % 0
0 to 0.4