Titanium Alloy

Titanium alloy is Widely used for many applications like military, medical devices, Biomedical, etc. If your products are made of titanium alloy, Tuolian can provide you with all grade titanium alloys from grade 1 to grade 38. We provide you with Titanium alloy sheets, pipe, strip, coil, and bars based on your detailed requirement, get an instant quote now.

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Titanium alloy Round Bar
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Titanium Grade 2

Titanium Grade 2 Bar
Titanium Grade 2 Bar
Titanium Grade 2 Sheet
Titanium Grade 2 Sheet
Titanium Grade 2 Coil
Titanium Grade 2 Coil
Titanium Grade 2 Rod
Titanium Grade 2 Rod
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Titanium Grade 2 Pipe
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Titanium Grade 2 Strip
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The Ultimate Guide to Titanium Alloy: Properties, Types, Grades, and Applications!

In this complete guide, we’ll dive into titanium alloy’s composition, types, advantages, disadvantages, and applications, sprinkled with facts.

What Is Titanium Alloy?

What is Titanium Alloy

Titanium, when mixed with various elements, transforms into alloys exhibiting superior characteristics. These alloys have unique properties, making them ideal for various applications.

These titanium alloys stand out due to their impressive strength-to-weight ratio, which outperforms many metallic counterparts. With a density of just 4.5 g/cm³, titanium alloys are about 60% lighter than steel.

The potency of titanium alloys is contingent upon the particular elements that they’re fused with. Common additions are aluminum (Al), vanadium (V), and iron (Fe). For example, the well-regarded Ti-6Al-4V alloy contains 6% aluminum and 4% vanadium. This particular alloy exhibits a tensile strength of 1000 MPa.

Titanium Alloy Composition

Titanium Alloy Properties

Notably, titanium alloys like Ti-6Al-4V showcase remarkable properties such as a high tensile strength that can reach up to 1,200 MPa.

The specific stiffness measures around 23.6 x 10⁶ psi, surpassing aluminum’s 24.4 x 10⁶ psi. Fatigue strength remains approximately 500 MPa for 10⁷ cycles.

Titanium Alloy Melting Point

Titanium alloy melting point is 1,600°C to 1,800°C (2,912°F to 3,272°F). High melting points allow them to endure intense heat, suitable for aerospace and automotive applications.

Some titanium alloys, like Ti-6Al-4V, have lower melting points of about 1,660°C (3,020°F), facilitating easier processing and manufacturing, thus expanding potential applications.

Titanium Alloy Density

Discussing titanium alloy density, these materials exhibit low densities, usually around 4.5 g/cm³.

Reduced density leads to increased fuel efficiency in transportation sectors. Specific blends such as Ti-6Al-4V exhibit notably decreased densities, roughly around 4.43 g/cm3.

Remarkable densities boost the popularity of titanium alloys in aerospace, automotive, and various other industries.

Titanium Alloy Advantages And Disadvantages

Titanium Alloy Advantages and Disadvantages

Top Advantages

Lightweight Champion

Titanium alloys boast a density of about 4.5 g/cm³, making them 60% lighter than steel. This feature enables significant weight savings in various industries.

Rust-Resistant Warrior

Titanium composites, with their unparalleled resistance to corrosion, can endure severe conditions including exposure to seawater and chlorine, thereby facilitating minimal upkeep and prolonged serviceability.

High Heat Tolerance

Withstanding temperatures of 1,600°C to 1,800°C, titanium composites retain their robustness even under searing conditions.

Flexible Friend

The high ductility of titanium alloys allows for easy bending and shaping, enabling designers to create intricate, lightweight components.

Biocompatible Buddy

In terms of biocompatibility, titanium composites prove non-aggressive, causing no adverse effects on the human body.

Aerospace Ace

The aerospace sector favors titanium composites due to their impressive strength-to-weight ratio, resilience to corrosion, and high-temperature endurance.

Environmentally Conscious

Titanium alloys are recyclable, reducing waste and promoting sustainable practices in various industries.

Top Disadvantages

  • Pricey Performer

Titanium alloys are expensive to produce due to high extraction and processing costs, increasing the final product’s price.

  • Limited Availability

The scarcity of titanium resources and complex extraction processes can affect availability and increase costs.

  • Tricky To Work With

The fabrication of titanium composites necessitates advanced machining methodologies and hardware, potentially inflating the cost of production.

  • Poor Conductor

Titanium alloys’ low electrical and thermal conductivity limits their use in applications that require efficient heat or electricity transfer.

  • Prone To Galling

Titanium alloys can experience galling, a form of adhesive wear, during high-friction operations, which may lead to component failure.

Titanium Alloy Types

Titanium Alloy Types

A. Alpha Alloys

Alpha alloys contain a stable hexagonal close-packed (hcp) crystal structure. Commercial Titanium (CP-Ti) and variants like Ti-5Al-2.5Sn exhibit preferred properties. Industries like chemical processing and marine engineering utilize these alloys extensively.

B. Near-Alpha Alloys

Near-alpha composites display similarities with alpha variants. Key elements include aluminum, tin, and zirconium, with Ti-8Al-1Mo-1V as a prominent example.

Aerospace and power generation applications benefit from the performance of near-alpha alloys, particularly for high-temperature components.

C. Alpha And Beta Alloys

Combining the properties of alpha and beta phases, these alloys offer an excellent balance of strength, ductility, and toughness. Ti-6Al-4V dominates usage, especially in the aerospace, automotive, and healthcare industries.

The dual-phase structure results from alloying elements like vanadium, chromium, and molybdenum enhancing mechanical properties and heat treatability.

D. Beta And Near-Beta Alloys

Beta and near-beta alloys contain a body-centered cubic (bcc) crystal structure, providing superior strength, ductility, and formability. Alloying elements such as vanadium, niobium, and tantalum contribute to these characteristics.

Ti-10V-2Fe-3Al and Ti-15V-3Cr-3Al-3Sn serve as pertinent examples. High-strength requirements in aerospace, automotive, and sporting goods industries make these alloys indispensable.

Alloy Type Crystal Structure Alloying Elements Example Alloy Applications
Alpha HCP Aluminum, Tin Ti-5Al-2.5Sn Chemical processing, marine engineering
Near-Alpha HCP Aluminum, Tin, Zirconium Ti-8Al-1Mo-1V Aerospace, power generation
Alpha and Beta HCP & BCC Vanadium, Chromium, Molybdenum Ti-6Al-4V Aerospace, automotive, and medical sectors
Beta and Near-Beta BCC Vanadium, Niobium, Tantalum Ti-10V-2Fe-3Al Aerospace, automotive, sporting goods

Titanium Alloy Types Comparison

Titanium Alloy Grade

Titanium Alloy Grade

Grade 1:

Grade 1 is utilized in applications requiring moderate strength, such as heat exchangers and chemical processing.

Grade 2:

Grade-2 titanium offers moderate strength, ductility, and optimal corrosion resistance. It is applicable in aerospace, marine, and chemical industries for components like airframes and pressure vessels.

Grade 2H:

Serving as heat-treated Grade 2, Grade 2H exhibits increased strength, improved ductility, and superior corrosion resistance.

Grade 3:

Grade 3 titanium, with enhanced strength and satisfactory ductility, excels in corrosive environments. Predominantly used in airframes, exhaust systems, and chemical processing equipment.

Grade 5:

Grade 5 titanium, or Ti-6Al-4V, is renowned for its strength, lightweight nature, and corrosion resistance.

Grade 6:

Grade 6, Ti-5Al-2.5Sn, offers intermediate strength, good stability, and notable corrosion resistance that is suitable for cryogenic applications, aircraft components, and gas turbines.

Grade 7:

Featuring palladium, Grade 7 titanium possesses exceptional corrosion resistance and moderate strength.

Grade 7H:

Heat-treated Grade 7, Grade 7H, exhibits increased strength, ductility, and remarkable corrosion resistance making it ideal for marine, aerospace, and chemical processing components.

Grade 9:

Ti-3Al-2.5V, or Grade 9, displays a high strength-to-weight ratio, good weldability, and corrosion resistance. Applications include bicycle frames, golf clubs, and aerospace components.

Grade 11:

Grade 11 benefits from palladium integration. It is suitable for marine, chemical, and aerospace applications with moderate strength requirements.

Grade 12:

Grade 12 balances remarkable corrosion resistance with adequate strength.

Grades 13, 14, 15:

Grades 13, 14, and 15, containing varying ruthenium levels, deliver increased strength and remarkable corrosion resistance. This grade is employed in aerospace, chemical processing, and marine components.

Grade 16:

Grade 16 possesses palladium, resulting in exceptional corrosion resistance and moderate strength. Mostly, it is utilized in chemical processing, desalination, and marine applications for piping and reactor parts.

Grade 16H:

Heat-treated Grade 16, Grade 16H, exhibits improved strength, ductility, and superior corrosion resistance.

Grade 17:

Similar to Grade 16, Grade 17 has added palladium for enhanced corrosion resistance. Applications include marine, chemical, and aerospace components with moderate strength demands.

Grade 18:

Grade 18, a Ti-3Al-2.5V alloy with palladium is suitable for aerospace components, bicycle frames, and golf clubs.

Grade 19:

Titanium alloy Grade 19 possesses high strength, low density, and excellent corrosion resistance, with a tensile strength of 138 ksi and yield strength of 128 ksi.

Grade 20:

Grade 20 titanium alloys are known for their outstanding formability, weldability, and ductility, making them suitable for complex structures requiring high strength-to-weight ratios.

Grade 21:

Titanium alloy Grade 21 exhibits superior toughness, fatigue resistance, and crack propagation resistance due to its unique metastable beta phase and high vanadium content.

Grade 23 (Ti-6Al-4V-ELI or TAV-ELI):

This titanium alloy is characterized by improved fracture toughness, increased ductility, and low interstitial impurities, enabling its use in demanding biomedical applications.

Grade 24:

With high palladium content, Grade 24 titanium alloy demonstrates exceptional corrosion resistance in highly oxidative and chloride-rich environments, critical for chemical processing industries.

Grade 25:

Grade 25 titanium alloy, featuring 0.05% palladium, exhibits increased resistance to crevice corrosion and stress corrosion cracking, ensuring longevity in aggressive environments.

Grade 26, 26H, 27:

These titanium alloys offer enhanced corrosion resistance and fracture toughness due to their palladium content, making them suitable for aerospace and chemical processing applications.

Grade 28:

Grade 28 titanium alloy, with its 3% aluminum and 2.5% vanadium composition, provides exceptional strength, ductility, and fatigue resistance, ideal for critical aerospace components.

Grade 29:

Comprising 6% aluminum and 4% vanadium, this titanium alloy delivers high strength, minimal density, and outstanding corrosion resistance, crucial for rigorous structural applications.

Grade 30, 31:

These grades exhibit exceptional weldability, formability, and mechanical properties, attributed to their balanced alpha-beta phase structures, perfect for aerospace and marine applications.

Grade 32:

Titanium alloy Grade 32 demonstrates remarkable fracture toughness, impressive weldability, and corrosion resistance, making it a top choice for naval and chemical processing industries.

Grades 33 and 34:

These titanium composites, known for their strength, reduced weight, and fatigue resistance, meet the stringent needs of the different industries.

Grade 35:

Grade 35 titanium alloy provides extraordinary formability, weldability, and mechanical properties, rendering it a prime material for intricate structures in aerospace and marine settings.

Grade 36:

Featuring 45% titanium and 55% niobium, Grade 36 alloy displays exceptional biocompatibility and corrosion resistance, ideal for dental and medical implant applications.

Grade 37:

Distinguished by its high strength, low density, and corrosion resistance, Grade 37 titanium alloy excels in marine, automotive, and aerospace component applications.

Grade 38:

Titanium alloy Grade 38 fuses high strength, minimal density, and remarkable corrosion resistance with enhanced formability, catering to demanding aerospace and automotive use.

Titanium Alloy Forms

A. Bar

Titanium alloy bars, comprising various grades, exhibit outstanding properties. For instance, Ti-6Al-7Nb possesses high biocompatibility, extensively used in medical implants. Another alloy, Ti-6Al-2Sn-4Zr-2Mo, demonstrates excellent high-temperature performance, crucial for aerospace applications. With a low modulus of elasticity, 105-120 GPa, these bars reduce stress concentrations. Furthermore, their high specific strength makes them indispensable across industries.

B. Sheet

Titanium alloy sheets serve many purposes. Aircraft manufacturers utilize them for lightweight, high-strength components. Grade 5 sheets boast a yield strength of 120,000 psi.

Additionally, these sheets display low thermal expansion, making them ideal for high-temperature environments. Biocompatibility is another advantage, as medical implants often require titanium alloy sheets.

For instance, orthopedic surgeries benefit from Grade 23 titanium sheets. They offer lower oxygen content, making them less likely to cause inflammation.

C. Pipe

Pipes made of titanium alloy support various industries. Their corrosion resistance makes them perfect for chemical plants. Grade 2 titanium pipes have a density of 4.51-g/cm³, contributing to their light weight.

They can withstand high temperatures, reaching up to 600°F. These pipes offer a melting point of 3,034°F, ensuring stability in extreme conditions. Marine and power generation sectors also use titanium alloy pipes for their high strength-to-weight ratio.

For instance, Ti-0.3Mo-0.8Ni pipes are common in the nuclear industry. They provide outstanding resistance to corrosion and wear, ensuring long-lasting performance.

D. Strip

Titanium alloy strips are versatile and adaptable being ideal for applications requiring flexibility and corrosion resistance. In aerospace, they’re used for engine components and airframes. Grade 9 titanium strips have a tensile strength of 90,000 psi. Electronics and automotive industries also benefit from titanium alloy strips. They offer excellent thermal and electrical conductivity. Additionally, their low-density results in fuel-efficient vehicles.

E. Coil

Coils made from titanium alloy combine flexibility and durability. Heat exchangers frequently use them for their thermal efficiency.

You’ll find Grade 7 titanium coils in chemical processing. Their superior corrosion resistance is due to the addition of 0.12% to 0.25% palladium. Cooling and heating systems also utilize titanium alloy coils for their low thermal expansion.

In aerospace, they contribute to fuel-efficient, lightweight designs. Sporting goods, like golf clubs and bicycle frames, benefit from these coils as well. Their high strength-to-weight ratio ensures reliable, long-lasting use.

Titanium Alloy Application / Use

Aerospace Industry

Over 40% of Boeing 787’s airframe weight consists of titanium alloys, enhancing fuel efficiency and reducing maintenance costs.

Medical Field

The application of corrosion-resistant, biocompatible titanium alloy is pivotal in different medical implants. Orthopedic surgeries rely on titanium alloys for prosthetics, dental implants, and spinal fusion devices, ensuring durability and patient safety.

Sports Equipment

Titanium alloy’s high strength-to-weight ratio benefits sports equipment manufacturing. Golf clubs, tennis rackets, and bicycles feature titanium alloys for increased performance, lightweight design, and enhanced durability.

Automobile Industry

Vroom, vroom! Titanium alloy is hitting the road in the automobile industry. High-performance automotive manufacturers incorporate these titanium composites in their vehicles.

Turbochargers, exhaust systems, and suspension components utilize titanium alloys for their lightweight properties, improving fuel efficiency and vehicle dynamics.

Marine Applications

The corrosion resistance of titanium alloys offers maritime advantages. Shipbuilders utilize titanium alloys in propellers, heat exchangers, and hull materials, increasing vessel life and reducing maintenance requirements.

Architecture And Construction

Titanium alloy’s strength and aesthetic appeal contribute to modern architecture. Iconic structures like Guggenheim Museum Bilbao employ titanium alloy cladding, showcasing design possibilities, and corrosion resistance.


Titanium alloys find use in electronic devices due to excellent thermal conductivity. Smartphone casings, computer components, and heat sinks contain titanium alloys, ensuring heat dissipation and device longevity.


Hypoallergenic titanium alloy jewelry offers a modern alternative. Rings, bracelets, and watches made from titanium alloys provide durability, comfort, and resistance to tarnishing, appealing to contemporary tastes.

Chemical Industry

Titanium alloy’s corrosion resistance makes it invaluable in chemical processing. Heat exchangers, reactors, and piping systems rely on titanium alloys for their ability to withstand harsh chemical environments.

Military Applications

Advanced military systems utilize titanium alloys for strategic advantages. Aircraft, submarines, and armored vehicles incorporate titanium alloys for their lightweight strength, durability, and resistance to extreme conditions.

What Is The Titanium Alloy Price?

Various factors influence titanium alloy prices, including supply, demand, and production expenses. At present, the typical cost ranges from $25 to $35 per pound. Fluctuations in prices can be attributed to global economic shifts and alterations in raw material expenses.

Extensive market analysis reveals an increasing need for titanium alloys across industries such as aerospace, automotive, and medical. Projections show a 4.6% annual growth in titanium consumption within the aerospace industry until 2025, adding to the metal’s escalating value.

The medical field’s demand is expected to surge at a 5.3% yearly rate through 2024. Prominent producers of titanium alloys, like VSMPO-AVISMA and TIMET, significantly impact global availability. The dependability of the supply chain is a vital element in determining the metal’s market worth.

As more industries embrace this adaptable material, keeping an eye on market fluctuations will help you make well-informed decisions about titanium alloy investments.

Titanium Alloy Manufacturing Processes

 Titanium Alloy Manufacturing Processes


Forging enhances titanium alloy strength, with typical tensile strength ranging from 830-1200 MPa. Grain refinement during the process improves mechanical properties, ensuring reliable end products.


Casting allows intricate shapes, reducing material waste. Titanium castings attain an 1100 MPa tensile strength, with an 8-10% elongation. Precision is key, to preventing defects such as porosity.

Heat Treatment

To optimize titanium alloy properties, heat treatment is vital. Parameters like temperature (700-950°C) and duration (1-4 hours) affect ductility, strength, and corrosion resistance.


Annealing reduces residual stresses, improving ductility. The process involves heating (700-800°C) and cooling, yielding a tensile strength of 860-1000 MPa and 10-15% elongation.

Stress Relieving

Stress relieving removes internal tensions post-fabrication. While heating at 480-595°C for 1-4 hours increases titanium alloy service life, ensuring optimal performance.

Solution Treating And Aging

Solution treating (800-950°C) dissolves precipitates, followed by rapid cooling. Aging (500-700°C) increases strength and hardness, achieving 1200-1300 MPa tensile strength.


Thermomechanical processing refines microstructure, enhancing titanium alloy properties. Controlled heating and deformation steps increase tensile strength by 20% and yield strength by 30%.

Welding Process

Titanium alloy welding requires inert atmospheres to prevent contamination. Techniques like gas tungsten arc welding (GTAW) and electron beam welding (EBW) yield high-quality, reliable joints.


Machining titanium alloys demands precision tools and parameters. Using coolant, sharp cutting edges, and appropriate speeds ensures quality components with minimal tool wear.


Cold-spray technology deposits titanium alloy particles (20-50 µm) at high velocity. The resulting layers exhibit low porosity and high bond strength, perfect for repairing damaged components.

Differences Between Titanium Alloy And Other Metals!

Titanium Alloy vs Titanium

Titanium alloys, unlike pure titanium, contain other elements like aluminum, vanadium, and molybdenum. Titanium alloys exhibit superior robustness, with certain varieties boasting twice the mechanical resistance of unalloyed titanium.

For instance, Ti-6Al-4V alloy showcases a tensile strength of 130,000 psi, while pure titanium has 65,000 psi. The inclusion of alloying elements enhances the metal’s properties, making it suitable for aerospace, automotive, and medical industries.

Titanium Alloy vs Stainless Steel

When juxtaposed with stainless steel, titanium alloys demonstrate an advantageous amalgamation of reduced weight and enhanced durability. For example, the specific strength of Ti-6Al-4V is 29.2×10³ Nm/kg, while 304 stainless steel has 14.5×10³ Nm/kg.

Furthermore, these alloys provide commendable resilience against corrosion, excelling particularly in stringent settings such as saltwater and chlorine-rich surroundings. In contrast, stainless steel is prone to corrosion and pitting.

Despite the higher initial costs of titanium alloys, their superior performance, extended service life, and reduced maintenance needs make them cost-effective in the long run.

Titanium Alloy versus Steel

When assessing titanium alloys against steel, you’ll find the former is about 45% lighter. The strength-to-weight ratio of titanium alloys outperforms steel, making them an ideal choice for lightweight applications.

Additionally, titanium alloys resist corrosion and high temperatures, making them suitable for demanding industries like aerospace and automotive.

On the other hand, steel is less expensive and easier to process, but its higher density and susceptibility to corrosion make it less suitable for some applications where titanium alloys excel.

Magnesium Alloy versus Titanium

In the contest between magnesium alloys and titanium alloys, magnesium alloys are lighter, with a density of 1.74 g/cm³ compared to titanium alloys at 4.43 g/cm³.

However, titanium alloys outperform in strength, with some grades like Ti-6Al-4V exhibiting a tensile strength of 130,000 psi, far surpassing magnesium alloys that range between 20,000 to 50,000 psi.

Due to their superior strength and corrosion resistance, titanium alloys are preferred in high-stress environments, while magnesium alloys are better suited for lightweight applications with less demanding conditions.

Metal Density (g/cm³) Tensile Strength (psi) Specific Strength (x10³ Nm/kg) Corrosion Resistance
Titanium Alloy 4.43 Up to 130,000 29.2 Excellent
Pure Titanium 4.51 65,000 14.4 Good
Stainless Steel 8.0 Varies 14.5 Moderate
Steel 7.85 Varies Varies Moderate to Low
Magnesium Alloy 1.74 20,000 – 50,000 11.5 – 28.7 Moderate

Comparison Chart

Bottom FAQs

Q: What Is The Strongest Titanium Alloy?

A: Among various titanium alloys, titanium aluminide (TiAl) stands out due to its exceptional strength. With an impressive ultimate tensile strength of 882 MPa, TiAl is favored for aerospace and automotive industries because of its strength-to-weight ratio and corrosion resistance.

Q: How Long Does Titanium Alloy Last?

A: The lifespan of titanium alloys is notable, often surpassing 20 years. Durability hinges on factors such as environmental conditions, stress levels, and corrosion resistance. Grade 5 titanium, for instance, can resist corrosion in marine environments for more than 30 years.


The significance of titanium alloys across multiple industries lies in their strength, durability, and resistance to corrosion. Opting for advanced alloys like TiAl ensures peak performance in challenging applications. To source premium titanium materials, Tuolianmetal is a trustworthy supplier committed to delivering top-notch products.

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