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ACI-ASTM CF16F Steel vs. Grade 32 Titanium

ACI-ASTM CF16F steel belongs to the iron alloys classification, while grade 32 titanium belongs to the titanium alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CF16F steel and the bottom bar is grade 32 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 50
11
Fatigue Strength, MPa 270
390
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 530
770
Tensile Strength: Yield (Proof), MPa 280
670

Thermal Properties

Latent Heat of Fusion, J/g 300
410
Maximum Temperature: Mechanical, °C 980
310
Melting Completion (Liquidus), °C 1420
1610
Melting Onset (Solidus), °C 1400
1560
Specific Heat Capacity, J/kg-K 480
550
Thermal Conductivity, W/m-K 16
7.5
Thermal Expansion, µm/m-K 16
8.2

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
1.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
2.1

Otherwise Unclassified Properties

Base Metal Price, % relative 18
38
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 3.4
32
Embodied Energy, MJ/kg 47
530
Embodied Water, L/kg 150
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
83
Resilience: Unit (Modulus of Resilience), kJ/m3 190
2100
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 19
47
Strength to Weight: Bending, points 19
41
Thermal Diffusivity, mm2/s 4.3
3.0
Thermal Shock Resistance, points 12
63

Alloy Composition

Aluminum (Al), % 0
4.5 to 5.5
Carbon (C), % 0 to 0.16
0 to 0.080
Chromium (Cr), % 18 to 21
0
Hydrogen (H), % 0
0 to 0.015
Iron (Fe), % 61.3 to 72.8
0 to 0.25
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 1.5
0.6 to 1.2
Nickel (Ni), % 9.0 to 12
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.11
Phosphorus (P), % 0 to 0.17
0
Selenium (Se), % 0.2 to 0.35
0
Silicon (Si), % 0 to 2.0
0.060 to 0.14
Sulfur (S), % 0 to 0.040
0
Tin (Sn), % 0
0.6 to 1.4
Titanium (Ti), % 0
88.1 to 93
Vanadium (V), % 0
0.6 to 1.4
Zirconium (Zr), % 0
0.6 to 1.4
Residuals, % 0
0 to 0.4