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Grade 35 Titanium vs. Grade C-3 Titanium

Both grade 35 titanium and grade C-3 titanium are titanium alloys. They have a moderately high 91% of their average alloy composition in common. 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 35 titanium and the bottom bar is grade C-3 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 5.6
13
Fatigue Strength, MPa 330
260
Poisson's Ratio 0.32
0.32
Shear Modulus, GPa 41
40
Tensile Strength: Ultimate (UTS), MPa 1000
500
Tensile Strength: Yield (Proof), MPa 630
430

Thermal Properties

Latent Heat of Fusion, J/g 420
420
Maximum Temperature: Mechanical, °C 320
320
Melting Completion (Liquidus), °C 1630
1660
Melting Onset (Solidus), °C 1580
1610
Specific Heat Capacity, J/kg-K 550
540
Thermal Conductivity, W/m-K 7.4
21
Thermal Expansion, µm/m-K 9.3
8.7

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.1
3.5
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
6.9

Otherwise Unclassified Properties

Base Metal Price, % relative 37
37
Density, g/cm3 4.6
4.5
Embodied Carbon, kg CO2/kg material 33
31
Embodied Energy, MJ/kg 530
510
Embodied Water, L/kg 170
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 49
65
Resilience: Unit (Modulus of Resilience), kJ/m3 1830
880
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 35
35
Strength to Weight: Axial, points 61
31
Strength to Weight: Bending, points 49
31
Thermal Diffusivity, mm2/s 3.0
8.5
Thermal Shock Resistance, points 70
39

Alloy Composition

Aluminum (Al), % 4.0 to 5.0
0
Carbon (C), % 0 to 0.080
0 to 0.1
Hydrogen (H), % 0 to 0.015
0 to 0.015
Iron (Fe), % 0.2 to 0.8
0 to 0.25
Molybdenum (Mo), % 1.5 to 2.5
0
Nickel (Ni), % 0
0 to 0.050
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.25
0 to 0.4
Silicon (Si), % 0.2 to 0.4
0
Titanium (Ti), % 88.4 to 93
98.8 to 100
Vanadium (V), % 1.1 to 2.1
0
Residuals, % 0
0 to 0.4