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R58150 Titanium vs. AISI 304 Stainless Steel

R58150 titanium belongs to the titanium alloys classification, while AISI 304 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 AISI 304 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 13
8.0 to 43
Fatigue Strength, MPa 330
210 to 440
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 52
77
Shear Strength, MPa 470
400 to 690
Tensile Strength: Ultimate (UTS), MPa 770
580 to 1180
Tensile Strength: Yield (Proof), MPa 550
230 to 860

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Maximum Temperature: Mechanical, °C 320
710
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
17

Otherwise Unclassified Properties

Base Metal Price, % relative 48
15
Density, g/cm3 5.4
7.8
Embodied Carbon, kg CO2/kg material 31
3.0
Embodied Energy, MJ/kg 480
43
Embodied Water, L/kg 150
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
86 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
140 to 1870
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 40
21 to 42
Strength to Weight: Bending, points 35
20 to 32
Thermal Shock Resistance, points 48
12 to 25

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.080
Chromium (Cr), % 0
18 to 20
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
66.5 to 74
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 14 to 16
0
Nickel (Ni), % 0
8.0 to 10.5
Nitrogen (N), % 0 to 0.050
0 to 0.1
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 83.5 to 86
0