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R58150 Titanium vs. Grade 12 Titanium

Both R58150 titanium and grade 12 titanium are titanium alloys. Both are furnished in the annealed condition. They have 85% of their average alloy composition in common. There are 27 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 R58150 titanium and the bottom bar is grade 12 titanium.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
110
Elongation at Break, % 13
21
Fatigue Strength, MPa 330
280
Poisson's Ratio 0.32
0.32
Reduction in Area, % 68
28
Shear Modulus, GPa 52
39
Shear Strength, MPa 470
330
Tensile Strength: Ultimate (UTS), MPa 770
530
Tensile Strength: Yield (Proof), MPa 550
410

Thermal Properties

Latent Heat of Fusion, J/g 410
420
Maximum Temperature: Mechanical, °C 320
320
Melting Completion (Liquidus), °C 1760
1660
Melting Onset (Solidus), °C 1700
1610
Specific Heat Capacity, J/kg-K 500
540
Thermal Expansion, µm/m-K 8.4
9.6

Otherwise Unclassified Properties

Base Metal Price, % relative 48
37
Density, g/cm3 5.4
4.5
Embodied Carbon, kg CO2/kg material 31
31
Embodied Energy, MJ/kg 480
500
Embodied Water, L/kg 150
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
770
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 32
35
Strength to Weight: Axial, points 40
32
Strength to Weight: Bending, points 35
32
Thermal Shock Resistance, points 48
37

Alloy Composition

Carbon (C), % 0 to 0.1
0 to 0.080
Hydrogen (H), % 0 to 0.015
0 to 0.015
Iron (Fe), % 0 to 0.1
0 to 0.3
Molybdenum (Mo), % 14 to 16
0.2 to 0.4
Nickel (Ni), % 0
0.6 to 0.9
Nitrogen (N), % 0 to 0.050
0 to 0.030
Oxygen (O), % 0 to 0.2
0 to 0.25
Titanium (Ti), % 83.5 to 86
97.6 to 99.2
Residuals, % 0
0 to 0.4