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Titanium 6-5-0.5 vs. ACI-ASTM CB7Cu-1 Steel

Titanium 6-5-0.5 belongs to the titanium alloys classification, while ACI-ASTM CB7Cu-1 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is titanium 6-5-0.5 and the bottom bar is ACI-ASTM CB7Cu-1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 6.7
5.7 to 11
Fatigue Strength, MPa 530
420 to 590
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 40
76
Tensile Strength: Ultimate (UTS), MPa 1080
960 to 1350
Tensile Strength: Yield (Proof), MPa 990
760 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 410
280
Melting Completion (Liquidus), °C 1610
1430
Melting Onset (Solidus), °C 1560
1500
Specific Heat Capacity, J/kg-K 550
480
Thermal Conductivity, W/m-K 4.2
17
Thermal Expansion, µm/m-K 9.4
11

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 41
13
Density, g/cm3 4.5
7.8
Embodied Carbon, kg CO2/kg material 33
2.6
Embodied Energy, MJ/kg 540
38
Embodied Water, L/kg 180
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71
71 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 4630
1500 to 3590
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 35
25
Strength to Weight: Axial, points 67
34 to 48
Strength to Weight: Bending, points 52
28 to 35
Thermal Diffusivity, mm2/s 1.7
4.6
Thermal Shock Resistance, points 79
32 to 45

Alloy Composition


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Aluminum (Al), % 5.7 to 6.3
0
Carbon (C), % 0 to 0.080
0 to 0.070
Chromium (Cr), % 0
15.5 to 17.7
Copper (Cu), % 0
2.5 to 3.2
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.2
72.3 to 78.4
Manganese (Mn), % 0
0 to 0.7
Molybdenum (Mo), % 0.25 to 0.75
0
Nickel (Ni), % 0
3.6 to 4.6
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0 to 0.050
0 to 0.050
Oxygen (O), % 0 to 0.19
0
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0 to 0.4
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Titanium (Ti), % 85.6 to 90.1
0
Zirconium (Zr), % 4.0 to 6.0
0
Residuals, % 0 to 0.4
0