Titanium Ti-6Al-4V

Titanium Ti-6Al-4V (Grade 5, annealed) strength, stiffness, density and thermal properties, with their source.

A bracket in Titanium Ti-6Al-4V, brushed finish.

Mechanical
Process	Wrought
Yield strength	885MPasourcetypical, plate (>0.187 in), annealed, 0.2% offset
Ultimate tensile strength	940MPasourcetypical, plate, annealed
Elongation at break	16%sourcetypical, in 2 in., plate annealed
Young's modulus (stiffness)	107–122GPasourcetypical range, 20 °C
Density	4,430kg/m³sourcenominal
Strength to weight	200kN·m/kg
Stiffness to weight	25.8MN·m/kg
Poisson's ratio	0.342sourcemean of TIMET measurements
Shear modulus	42.7GPa
Bulk modulus	121GPa
Speed of sound	5,084m/s
Thermal
Thermal conductivity	6.6W/m·Ksourcetypical, 20 °C, mill annealed
Thermal expansion	9µm/m·Ksourcetypical, mean 0-100 °C
100 mm part over a 50 °C swing	45µm growth
Specific heat	580J/kg·Ksourcetypical, 20 °C
Heats up and cools (diffusivity)	2.57mm²/s
Thermal shock resistance	3,730W/m
Melting point	1,630–1,650°Csourcemelting range
Max service temperature	400°Csourceupper recommended use temperature
Values for	TIMETAL 6-4 (Ti-6Al-4V Grade 5) annealed plate typical (TIMET properties manual) + TIMET datasheet TMC-0150 physical properties

Among 59 materials

Stiffness against density

Strength against density