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Grade 4 Titanium vs. EN 1.4460 Stainless Steel

Grade 4 titanium belongs to the titanium alloys classification, while EN 1.4460 stainless steel belongs to the iron alloys. There are 32 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade 4 titanium and the bottom bar is EN 1.4460 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 200
220
Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 17
21
Fatigue Strength, MPa 340
330
Impact Strength: V-Notched Charpy, J 23
83
Poisson's Ratio 0.32
0.27
Shear Modulus, GPa 41
80
Shear Strength, MPa 390
470
Tensile Strength: Ultimate (UTS), MPa 640
750
Tensile Strength: Yield (Proof), MPa 530
510

Thermal Properties

Latent Heat of Fusion, J/g 420
300
Maximum Temperature: Mechanical, °C 320
1100
Melting Completion (Liquidus), °C 1660
1430
Melting Onset (Solidus), °C 1610
1390
Specific Heat Capacity, J/kg-K 540
480
Thermal Conductivity, W/m-K 19
15
Thermal Expansion, µm/m-K 9.4
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.1
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 6.3
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 37
18
Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 31
3.4
Embodied Energy, MJ/kg 500
48
Embodied Water, L/kg 110
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
140
Resilience: Unit (Modulus of Resilience), kJ/m3 1330
640
Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 40
27
Strength to Weight: Bending, points 37
24
Thermal Diffusivity, mm2/s 7.6
4.0
Thermal Shock Resistance, points 46
20

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.050
Chromium (Cr), % 0
25 to 28
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.5
60.2 to 69.2
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
1.3 to 2.0
Nickel (Ni), % 0
4.5 to 6.5
Nitrogen (N), % 0 to 0.050
0.050 to 0.2
Oxygen (O), % 0 to 0.4
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 98.6 to 100
0
Residuals, % 0 to 0.4
0