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R58150 Titanium vs. EN 2.4964 Cobalt

R58150 titanium belongs to the titanium alloys classification, while EN 2.4964 cobalt belongs to the cobalt alloys. There are 23 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is R58150 titanium and the bottom bar is EN 2.4964 cobalt.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
220
Elongation at Break, % 13
40
Fatigue Strength, MPa 330
220
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 52
86
Tensile Strength: Ultimate (UTS), MPa 770
960
Tensile Strength: Yield (Proof), MPa 550
390

Thermal Properties

Latent Heat of Fusion, J/g 410
290
Melting Completion (Liquidus), °C 1760
1630
Melting Onset (Solidus), °C 1700
1550
Specific Heat Capacity, J/kg-K 500
400
Thermal Expansion, µm/m-K 8.4
12

Otherwise Unclassified Properties

Density, g/cm3 5.4
9.6
Embodied Carbon, kg CO2/kg material 31
9.8
Embodied Energy, MJ/kg 480
140
Embodied Water, L/kg 150
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 94
310
Resilience: Unit (Modulus of Resilience), kJ/m3 1110
340
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 32
21
Strength to Weight: Axial, points 40
28
Strength to Weight: Bending, points 35
23
Thermal Shock Resistance, points 48
25

Alloy Composition

Carbon (C), % 0 to 0.1
0.050 to 0.15
Chromium (Cr), % 0
19 to 21
Cobalt (Co), % 0
46.4 to 58
Hydrogen (H), % 0 to 0.015
0
Iron (Fe), % 0 to 0.1
0 to 3.0
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 14 to 16
0
Nickel (Ni), % 0
9.0 to 11
Nitrogen (N), % 0 to 0.050
0
Oxygen (O), % 0 to 0.2
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 83.5 to 86
0
Tungsten (W), % 0
14 to 16