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R58150 Titanium vs. ACI-ASTM CF16F Steel

R58150 titanium belongs to the titanium alloys classification, while ACI-ASTM CF16F 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 R58150 titanium and the bottom bar is ACI-ASTM CF16F steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 13
50
Fatigue Strength, MPa 330
270
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 52
77
Tensile Strength: Ultimate (UTS), MPa 770
530
Tensile Strength: Yield (Proof), MPa 550
280

Thermal Properties

Latent Heat of Fusion, J/g 410
300
Maximum Temperature: Mechanical, °C 320
980
Melting Completion (Liquidus), °C 1760
1420
Melting Onset (Solidus), °C 1700
1400
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 8.4
16

Otherwise Unclassified Properties

Base Metal Price, % relative 48
18
Density, g/cm3 5.4
7.8
Embodied Carbon, kg CO2/kg material 31
3.4
Embodied Energy, MJ/kg 480
47
Embodied Water, L/kg 150
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
220
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
190
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 32
25
Strength to Weight: Axial, points 40
19
Strength to Weight: Bending, points 35
19
Thermal Shock Resistance, points 48
12

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.16
Chromium (Cr), % 0
18 to 21
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
61.3 to 72.8
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 14 to 16
0 to 1.5
Nickel (Ni), % 0
9.0 to 12
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.17
Selenium (Se), % 0
0.2 to 0.35
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Titanium (Ti), % 83.5 to 86
0