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ACI-ASTM CF16F Steel vs. Grade 1 Titanium

ACI-ASTM CF16F steel belongs to the iron alloys classification, while grade 1 titanium belongs to the titanium alloys. There are 30 material properties with values for both materials. Properties with values for just one material (4, 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 1 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 150
120
Elastic (Young's, Tensile) Modulus, GPa 200
110
Elongation at Break, % 50
28
Fatigue Strength, MPa 270
170
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 77
39
Tensile Strength: Ultimate (UTS), MPa 530
310
Tensile Strength: Yield (Proof), MPa 280
220

Thermal Properties

Latent Heat of Fusion, J/g 300
420
Maximum Temperature: Mechanical, °C 980
320
Melting Completion (Liquidus), °C 1420
1660
Melting Onset (Solidus), °C 1400
1610
Specific Heat Capacity, J/kg-K 480
540
Thermal Conductivity, W/m-K 16
20
Thermal Expansion, µm/m-K 16
8.8

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.0
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 2.3
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 18
37
Density, g/cm3 7.8
4.5
Embodied Carbon, kg CO2/kg material 3.4
31
Embodied Energy, MJ/kg 47
510
Embodied Water, L/kg 150
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
79
Resilience: Unit (Modulus of Resilience), kJ/m3 190
230
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
35
Strength to Weight: Axial, points 19
19
Strength to Weight: Bending, points 19
23
Thermal Diffusivity, mm2/s 4.3
8.2
Thermal Shock Resistance, points 12
24

Alloy Composition

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 0.2
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 0 to 1.5
0
Nickel (Ni), % 9.0 to 12
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.17
0
Selenium (Se), % 0.2 to 0.35
0
Silicon (Si), % 0 to 2.0
0
Sulfur (S), % 0 to 0.040
0
Titanium (Ti), % 0
99.095 to 100
Residuals, % 0
0 to 0.4