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99.0 Ti
Category Titanium Alloy
Class Wrought
Type Commercially Pure
Designations United States: ASTM B265 Grade4, ASTM B348 Grade4, ASTM B381 Grade4, MIL-T-9046, MIL-T-9047, AMS 4921, AMS 4901

Composition
ElementWeight %
Ti  99.0 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 4.51 25  
Poisson's Ratio 0.34 25  
Elastic Modulus (GPa) 104.1 25  
Tensile Strength (Mpa) 310  315 more annealed  
Yield Strength (Mpa) 172 
Elongation (%) 25 
Reduction in Area (%) 70 
Hardness (HB) 265  25  annealed 
Impact Strength (J)
(Charpy)
20  25  annealed  

Thermal Properties
Properties Conditions 
T (°C)Treatment
Thermal Expansion (10-6/ºC) 8.6  20-100 more  
Glossary