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Grade 36 Titanium vs. N08811 Stainless Steel

Grade 36 titanium belongs to the titanium alloys classification, while N08811 stainless steel belongs to the iron alloys. There are 25 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 grade 36 titanium and the bottom bar is N08811 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 11
33
Fatigue Strength, MPa 300
150
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 39
77
Shear Strength, MPa 320
340
Tensile Strength: Ultimate (UTS), MPa 530
510
Tensile Strength: Yield (Proof), MPa 520
190

Thermal Properties

Latent Heat of Fusion, J/g 370
300
Maximum Temperature: Mechanical, °C 320
1100
Melting Completion (Liquidus), °C 2020
1390
Melting Onset (Solidus), °C 1950
1360
Specific Heat Capacity, J/kg-K 420
480
Thermal Expansion, µm/m-K 8.1
14

Otherwise Unclassified Properties

Density, g/cm3 6.3
8.0
Embodied Carbon, kg CO2/kg material 58
5.3
Embodied Energy, MJ/kg 920
76
Embodied Water, L/kg 130
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1260
94
Stiffness to Weight: Axial, points 9.3
14
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23
18
Strength to Weight: Bending, points 23
18
Thermal Shock Resistance, points 45
13

Alloy Composition

Aluminum (Al), % 0
0.15 to 0.6
Carbon (C), % 0 to 0.030
0.060 to 0.1
Chromium (Cr), % 0
19 to 23
Copper (Cu), % 0
0 to 0.75
Hydrogen (H), % 0 to 0.0035
0
Iron (Fe), % 0 to 0.030
39.5 to 50.6
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0
30 to 35
Niobium (Nb), % 42 to 47
0
Nitrogen (N), % 0 to 0.030
0
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 52.3 to 58
0.15 to 0.6
Residuals, % 0 to 0.4
0