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Grade C-6 Titanium vs. Grade 6 Titanium

Both grade C-6 titanium and grade 6 titanium are titanium alloys. Their average alloy composition is basically identical. There are 29 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 grade C-6 titanium and the bottom bar is grade 6 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 9.0
11
Fatigue Strength, MPa 460
290
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 39
39
Tensile Strength: Ultimate (UTS), MPa 890
890
Tensile Strength: Yield (Proof), MPa 830
840

Thermal Properties

Latent Heat of Fusion, J/g 410
410
Maximum Temperature: Mechanical, °C 310
310
Melting Completion (Liquidus), °C 1580
1580
Melting Onset (Solidus), °C 1530
1530
Specific Heat Capacity, J/kg-K 550
550
Thermal Conductivity, W/m-K 7.8
7.8
Thermal Expansion, µm/m-K 9.8
9.4

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.2
1.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
2.5

Otherwise Unclassified Properties

Base Metal Price, % relative 36
36
Density, g/cm3 4.5
4.5
Embodied Carbon, kg CO2/kg material 30
30
Embodied Energy, MJ/kg 480
480
Embodied Water, L/kg 190
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
92
Resilience: Unit (Modulus of Resilience), kJ/m3 3300
3390
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
35
Strength to Weight: Axial, points 55
55
Strength to Weight: Bending, points 46
46
Thermal Diffusivity, mm2/s 3.2
3.2
Thermal Shock Resistance, points 63
65

Alloy Composition

Aluminum (Al), % 4.0 to 6.0
4.0 to 6.0
Carbon (C), % 0 to 0.1
0 to 0.080
Hydrogen (H), % 0 to 0.015
0 to 0.015
Iron (Fe), % 0 to 0.5
0 to 0.5
Nickel (Ni), % 0 to 0.050
0
Nitrogen (N), % 0
0 to 0.030
Oxygen (O), % 0 to 0.2
0 to 0.2
Tin (Sn), % 2.0 to 3.0
2.0 to 3.0
Titanium (Ti), % 89.7 to 94
89.8 to 94
Residuals, % 0
0 to 0.4