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R58150 Titanium vs. S42035 Stainless Steel

R58150 titanium belongs to the titanium alloys classification, while S42035 stainless steel belongs to the iron alloys. There are 26 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 R58150 titanium and the bottom bar is S42035 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 13
18
Fatigue Strength, MPa 330
260
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 52
77
Shear Strength, MPa 470
390
Tensile Strength: Ultimate (UTS), MPa 770
630
Tensile Strength: Yield (Proof), MPa 550
430

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Maximum Temperature: Mechanical, °C 320
810
Melting Completion (Liquidus), °C 1760
1450
Melting Onset (Solidus), °C 1700
1400
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 8.4
10

Otherwise Unclassified Properties

Base Metal Price, % relative 48
9.5
Density, g/cm3 5.4
7.8
Embodied Carbon, kg CO2/kg material 31
2.4
Embodied Energy, MJ/kg 480
34
Embodied Water, L/kg 150
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
100
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
460
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 40
22
Strength to Weight: Bending, points 35
21
Thermal Shock Resistance, points 48
22

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 0
13.5 to 15.5
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
78.1 to 85
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 14 to 16
0.2 to 1.2
Nickel (Ni), % 0
1.0 to 2.5
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 83.5 to 86
0.3 to 0.5