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Grade 36 Titanium vs. EN 1.4374 Stainless Steel

Grade 36 titanium belongs to the titanium alloys classification, while EN 1.4374 stainless steel belongs to the iron alloys. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is grade 36 titanium and the bottom bar is EN 1.4374 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 11
40
Fatigue Strength, MPa 300
340
Poisson's Ratio 0.36
0.28
Shear Modulus, GPa 39
77
Shear Strength, MPa 320
550
Tensile Strength: Ultimate (UTS), MPa 530
800
Tensile Strength: Yield (Proof), MPa 520
400

Thermal Properties

Latent Heat of Fusion, J/g 370
290
Maximum Temperature: Mechanical, °C 320
920
Melting Completion (Liquidus), °C 2020
1400
Melting Onset (Solidus), °C 1950
1360
Specific Heat Capacity, J/kg-K 420
480
Thermal Expansion, µm/m-K 8.1
17

Otherwise Unclassified Properties

Density, g/cm3 6.3
7.7
Embodied Carbon, kg CO2/kg material 58
2.9
Embodied Energy, MJ/kg 920
42
Embodied Water, L/kg 130
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
270
Resilience: Unit (Modulus of Resilience), kJ/m3 1260
400
Stiffness to Weight: Axial, points 9.3
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 23
29
Strength to Weight: Bending, points 23
25
Thermal Shock Resistance, points 45
17

Alloy Composition

Carbon (C), % 0 to 0.030
0.050 to 0.1
Chromium (Cr), % 0
17.5 to 18.5
Copper (Cu), % 0
0 to 0.4
Hydrogen (H), % 0 to 0.0035
0
Iron (Fe), % 0 to 0.030
63.5 to 67.9
Manganese (Mn), % 0
9.0 to 10
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
5.0 to 6.0
Niobium (Nb), % 42 to 47
0
Nitrogen (N), % 0 to 0.030
0.25 to 0.32
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0.3 to 0.6
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 52.3 to 58
0
Residuals, % 0 to 0.4
0