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R56406 Titanium vs. AISI 436 Stainless Steel

R56406 titanium belongs to the titanium alloys classification, while AISI 436 stainless steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is R56406 titanium and the bottom bar is AISI 436 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 9.1
25
Fatigue Strength, MPa 480
190
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
77
Tensile Strength: Ultimate (UTS), MPa 980
500
Tensile Strength: Yield (Proof), MPa 850
270

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Maximum Temperature: Mechanical, °C 340
880
Melting Completion (Liquidus), °C 1610
1450
Melting Onset (Solidus), °C 1560
1410
Specific Heat Capacity, J/kg-K 560
480
Thermal Conductivity, W/m-K 7.1
25
Thermal Expansion, µm/m-K 9.6
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.0
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 36
12
Density, g/cm3 4.5
7.7
Embodied Carbon, kg CO2/kg material 38
2.7
Embodied Energy, MJ/kg 610
38
Embodied Water, L/kg 200
120

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
110
Resilience: Unit (Modulus of Resilience), kJ/m3 3420
190
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 61
18
Strength to Weight: Bending, points 49
18
Thermal Diffusivity, mm2/s 2.8
6.7
Thermal Shock Resistance, points 69
18

Alloy Composition

Aluminum (Al), % 5.5 to 6.8
0
Carbon (C), % 0 to 0.1
0 to 0.12
Chromium (Cr), % 0
16 to 18
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
77.8 to 83.3
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0.75 to 1.3
Niobium (Nb), % 0
0 to 0.8
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 88.1 to 91
0
Vanadium (V), % 3.5 to 4.5
0