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Grade 34 Titanium vs. S35135 Stainless Steel

Grade 34 titanium belongs to the titanium alloys classification, while S35135 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is grade 34 titanium and the bottom bar is S35135 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 20
34
Fatigue Strength, MPa 310
180
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 41
79
Shear Strength, MPa 320
390
Tensile Strength: Ultimate (UTS), MPa 510
590
Tensile Strength: Yield (Proof), MPa 450
230

Thermal Properties

Latent Heat of Fusion, J/g 420
320
Maximum Temperature: Mechanical, °C 320
1100
Melting Completion (Liquidus), °C 1660
1430
Melting Onset (Solidus), °C 1610
1380
Specific Heat Capacity, J/kg-K 540
470
Thermal Expansion, µm/m-K 8.7
16

Otherwise Unclassified Properties

Base Metal Price, % relative 55
37
Density, g/cm3 4.5
8.1
Embodied Carbon, kg CO2/kg material 33
6.8
Embodied Energy, MJ/kg 530
94
Embodied Water, L/kg 200
220

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
160
Resilience: Unit (Modulus of Resilience), kJ/m3 960
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
24
Strength to Weight: Axial, points 31
20
Strength to Weight: Bending, points 31
19
Thermal Shock Resistance, points 39
13

Alloy Composition

Carbon (C), % 0 to 0.080
0 to 0.080
Chromium (Cr), % 0.1 to 0.2
20 to 25
Copper (Cu), % 0
0 to 0.75
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.3
28.3 to 45
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
4.0 to 4.8
Nickel (Ni), % 0.35 to 0.55
30 to 38
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.35
0
Palladium (Pd), % 0.010 to 0.020
0
Phosphorus (P), % 0
0 to 0.045
Ruthenium (Ru), % 0.020 to 0.040
0
Silicon (Si), % 0
0.6 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 98 to 99.52
0.4 to 1.0
Residuals, % 0 to 0.4
0