Grade 5 Titanium/Aluminum/Vanadium Alloy Disk (Ti90/Al6/V4)

Grade 5 Titanium/Aluminum/Vanadium Alloy Disk (Ti90/Al6/V4) is defined by its high strength-to-weight ratio, superior corrosion resistance, and excellent fatigue resistance, properties that make it the most widely employed titanium alloy. The alloy’s α-β phase balance, stabilized by aluminum and vanadium, provides both mechanical strength and processing flexibility, enabling machining, forming, and joining. These disks are widely used in aerospace, biomedical, automotive, and marine sectors where weight reduction and durability are critical. Specific applications include aerospace engine and airframe components, orthopedic implants and surgical tools, and high-performance automotive parts. In research, Ti-6Al-4V alloy disks are crucial for studies in additive manufacturing, thermomechanical processing, and surface engineering to optimize wear resistance and biocompatibility. The synergy of lightweight strength, corrosion protection, and processing adaptability ensures that these disks remain integral to advancing both industrial performance and scientific innovation.

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Tolerance

Properties

Reference & Citations

each

Tolerances

Disc

Thickness	>0.05mm	±10%
Thickness	<0.01mm	±25%
Thickness	0.01mm - 0.05mm	±15%

Material Properties for Alloys

Mechanical Properties

Element	Value
Elongation at break( % )	>10
Modulus of elasticity( GPa )	106-114
Izod impact strength( J m⁻¹ )	20
Tensile strength( MPa )	895

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	168
Temperature coefficient( K⁻¹ )	0.0004

Thermal Properties

Element	Value
Melting point( C )	1600-1650
Thermal conductivity( W m⁻¹ K⁻¹ )	5.8@23
Thermal conductivity( W m⁻¹ K⁻¹ )	5.8@23C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	8@20-100
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	8.0@20-100C