Product Details
ASTM B265 Grade 2 Grade 5 Gr2 Gr5 Titanium Bars Titanium Round Bar
Ensuring Structural Integrity For Medical Applications
Introduction to Titanium Rod:
Medical titanium bars, particularly those manufactured in ASTM
Grade 5, represent a significant advancement in the field of
medical materials. This grade, also known as Ti-6Al-4V, is an alloy
composed of 90% titanium, 6% aluminum, and 4% vanadium, making it
one of the most commonly used titanium alloys in medical
applications. Its exceptional properties make it an ideal choice
for manufacturing a wide range of medical devices, prostheses,
artificial organs, and auxiliary treatment devices that are
implanted in the human body.
One of the key advantages of ASTM Grade 5 titanium alloys is their
high specific strength. This characteristic allows for the creation
of implants that are not only lightweight but also strong enough to
withstand the stresses encountered in the human body. The
mechanical properties of these alloys closely mimic those of human
bone, which is crucial for ensuring the proper integration and
functionality of implants. This similarity helps in reducing the
risk of complications such as stress shielding, where the
difference in stiffness between the implant and surrounding bone
can lead to bone resorption and implant failure.
In addition to their mechanical advantages, ASTM Grade 5 titanium
alloys exhibit excellent fatigue resistance. This property is vital
for devices that will experience repeated loading and unloading,
such as joint replacements and dental implants. The fatigue
resistance of titanium ensures that these devices maintain their
integrity over time, even under strenuous conditions.
Corrosion resistance is another remarkable feature of titanium
alloys. The human body is a complex environment filled with various
fluids and biological substances that can cause the degradation of
materials. However, titanium forms a protective oxide layer that
significantly enhances its resistance to corrosion. This
characteristic is particularly important for implants that must
remain in the body for extended periods, as it helps ensure
long-term durability and reliability.
Furthermore, the biocompatibility of ASTM Grade 5 titanium alloys
is a crucial factor in their use in medical applications. These
alloys do not induce adverse reactions when in contact with human
tissue, making them safe for implantation. This biocompatibility is
supported by extensive research and clinical studies, confirming
that titanium implants integrate well with bone and other tissues.
Summary Table of Specifications:
Grade | Chemical Composition (Approx.) | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation | Primary Applications |
---|
Grade 1 | Ti (min) 99.5%, Fe max 0.2%, O max 0.18% | 240 MPa (35 ksi) | 170 MPa (25 ksi) | 24% | Medical implants, marine, chemical processing |
Grade 2 | Ti (min) 99.2%, Fe max 0.3%, O max 0.25% | 350 MPa (50.8 ksi) | 275 MPa (40 ksi) | 20% | Chemical processing, piping, aerospace |
Grade 5 | Ti 90%, Al 5.5-6.75%, V 3.5-4.5%, Fe max 0.3%, O max 0.20% | 895 MPa (130 ksi) | 828 MPa (120 ksi) | 10% | Aerospace, military, high-performance applications |
Advantages of Titanium Rods:
Titanium rods offer numerous advantages over traditional materials
like steel and aluminum. Here are some key benefits:
Biocompatibility: One of titanium's standout properties is its
biocompatibility. It is non-toxic and does not induce adverse
reactions in the human body, making it a preferred material for
medical implants, dental devices, and prosthetics. Its use in
healthcare continues to expand, driven by its safety and
effectiveness.
Non-magnetic: Titanium is inherently non-magnetic, making it an
ideal choice for applications in medical equipment, such as MRI
machines, where magnetic interference could disrupt functionality.
This property is crucial in ensuring the safety and accuracy of
medical imaging.
Strength: Titanium boasts a very high strength-to-weight ratio,
meaning it is stronger than steel while remaining significantly
lighter. This property is particularly beneficial in applications
where reducing weight is critical, such as in aerospace and
automotive industries.
Corrosion Resistance: The natural oxide layer on titanium provides
exceptional resistance to corrosion. This feature enables titanium
to perform reliably in harsh environments, including marine and
chemical applications, where other materials might degrade quickly.
Durability: Titanium is highly resistant to wear and tear,
significantly outlasting many other materials. This durability
translates to lower maintenance costs and longer service life in
various applications, from industrial machinery to consumer goods.
Aesthetics: Titanium has a unique and attractive appearance that
makes it popular in jewelry and decorative applications. Its
lustrous finish and ability to take on vibrant colors through
anodization have made titanium a fashionable choice for high-end
accessories.
Differences Between Grade 5 and Grade 9 Titanium
Grade 5 (Ti-6Al-4V) and Grade 9 (Ti-3Al-2.5V) are both titanium
alloys, but they differ in terms of their composition, properties,
and typical applications. Below is a detailed comparison of the
two:
1. Composition
Grade 5 (Ti-6Al-4V):
- Alloy Composition: 90% Titanium (Ti), 6% Aluminum (Al), 4% Vanadium
(V).
- Grade 5 is one of the most widely used titanium alloys due to its
high strength and versatility.
Grade 9 (Ti-3Al-2.5V):
- Alloy Composition: 94.5% Titanium (Ti), 3% Aluminum (Al), 2.5%
Vanadium (V).
- Grade 9 has a lower percentage of aluminum and vanadium compared to
Grade 5, resulting in different mechanical properties and
applications.
2. Strength and Durability
Grade 5 (Ti-6Al-4V):
- Tensile Strength: Approximately 895-1,200 MPa.
- Yield Strength: Around 830 MPa.
- Grade 5 is one of the strongest titanium alloys, known for its high
strength-to-weight ratio.
- Fatigue Strength: Excellent fatigue resistance, making it ideal for
high-stress applications.
Grade 9 (Ti-3Al-2.5V):
- Tensile Strength: Around 620-900 MPa.
- Yield Strength: Typically around 550 MPa.
- While still strong, Grade 9 is generally weaker than Grade 5, with
a lower tensile and yield strength.
- Fatigue Resistance: Not as high as Grade 5, but still sufficient
for medium-strength applications.
3. Weight and Density
Grade 5:
- Density: Approximately 4.43 g/cm³.
- Grade 5 is relatively dense compared to Grade 9 due to its higher
aluminum and vanadium content.
Grade 9:
- Density: Approximately 4.48 g/cm³.
- The density is slightly higher than Grade 5 due to the lower
aluminum content, but the difference is minimal.
4. Corrosion Resistance
Grade 5:
- Offers good corrosion resistance in a variety of environments,
including seawater and oxidizing acids, but it is generally not as
resistant to corrosion as pure titanium or some lower-alloyed
grades.
Grade 9:
- Grade 9 titanium also offers excellent corrosion resistance,
particularly in chloride-rich environments, and is often used in
marine applications.
- While it may have slightly better corrosion resistance than Grade 5
in some cases due to its lower content of alloying elements, the
difference is not significant.
5. Weldability and Formability
Grade 5 (Ti-6Al-4V):
- Weldability: Good, but requires careful control of the welding
process due to its high strength. Specialized welding techniques
like TIG (tungsten inert gas) are often used to avoid degradation
of mechanical properties.
- Formability: Grade 5 is harder to form compared to Grade 9 due to
its higher strength. It is more difficult to machine, cut, or
shape.
Grade 9 (Ti-3Al-2.5V):
- Weldability: Excellent weldability. Grade 9 titanium is easier to
weld compared to Grade 5, and its lower strength makes it more
forgiving during welding.
- Formability: Grade 9 is easier to form and machine due to its lower
strength. It is often used in applications where complex shapes are
needed.
Differences between Different Grades:
Grade | Key Advantages |
---|
Grade 1 | - Excellent corrosion resistance (seawater, acids) |
| - Biocompatible for medical implants |
| - High ductility and formability for easy fabrication |
| - Low density, ideal for lightweight applications |
| - Cost-effective for non-critical strength applications |
Grade 2 | - Stronger than Grade 1, ideal for moderate strength needs |
| - Superior corrosion resistance in aggressive environments |
| - Good strength-to-weight ratio, suitable for aerospace and marine
industries |
| - Biocompatible, used in medical implants |
| - Good weldability and formability for complex parts |
Grade 5 | - High strength and fatigue resistance, ideal for high-performance
applications |
| - Excellent strength-to-weight ratio for aerospace, military, and
automotive industries |
| - Good corrosion resistance, particularly in oxidizing environments |
| - Versatile for various applications, including aerospace, sports
equipment, and medical implants |
| - Excellent weldability and high-temperature performance |
Manufacturing Processes of Gr9 Titanium Bars
Producing Gr9 titanium round bars involves several advanced
manufacturing processes, each aimed at ensuring high-quality and
precise specifications. Common techniques include forging,
extrusion, and machining. Forging processes enhance the
microstructure of the alloy, improving its strength and toughness.
By refining the grain structure during forging, manufacturers can
produce components that perform exceptionally well under stress.
Extrusion is another popular method used to create titanium round
bars, allowing for the production of uniform profiles over long
lengths. This method is particularly advantageous for applications
that require specific dimensions and shapes. Additionally,
machining plays a crucial role in achieving tight tolerances and
intricate designs, which are essential for many engineering
applications. Together, these manufacturing processes ensure that
Gr9 titanium round bars meet the stringent requirements of diverse
industries.
Applicationsof Titanium Rod:
Titanium rods are used in a wide variety of industries due to their
strength, light weight, and excellent corrosion resistance. Below
are the key applications of titanium rods across different fields:
1. Aerospace and Aviation
- Aircraft Structural Components: Titanium rods are used in the
construction of aircraft frames, fuselages, and landing gear
because of their high strength-to-weight ratio, which helps reduce
overall weight while maintaining structural integrity.
- Engine Parts: Components such as turbine blades, compressor blades,
and exhaust systems benefit from the high-temperature resistance
and corrosion resistance of titanium.
- Fasteners and Fastening Systems: Titanium rods are often used in
the form of bolts, nuts, and screws due to their strength and
ability to withstand extreme conditions.
2. Medical and Healthcare
- Orthopedic Implants: Titanium rods are commonly used in bone
fixation devices, such as spinal implants and rods for broken bones
(e.g., femoral and tibial fractures), because they are
biocompatible and highly resistant to body fluids.
- Dental Implants: Titanium rods are used as the base for dental
implants due to their ability to integrate with bone
(osseointegration) without causing rejection.
- Surgical Instruments: Titanium rods are sometimes used in the
production of surgical tools and prosthetic devices due to their
light weight and corrosion resistance.
3. Marine and Offshore
- Boat and Ship Components: Titanium rods are used in marine
applications, including propeller shafts, valves, and marine
hardware, because titanium is resistant to corrosion from seawater.
- Submarine Components: Due to their ability to withstand high
pressures and corrosive environments, titanium rods are used in
submarine hulls and underwater equipment.
- Oil and Gas Industry: Titanium rods are used in drill pipes and
subsea equipment because of their resistance to corrosion from
harsh chemicals and salty water in offshore environments.
4. Automotive
- Performance Parts: Titanium rods are utilized in high-performance
automotive parts such as engine components (e.g., connecting rods,
crankshafts, and valves) due to their high strength and light
weight, which contribute to reduced vehicle weight and improved
performance.
- Exhaust Systems: Titanium rods are often used in exhaust manifolds,
headers, and mufflers in performance cars to reduce weight and
increase durability.
- Suspension and Chassis Components: High-performance suspension rods
and shock absorber mounts are made from titanium to provide
strength and weight reduction.
5. Sports and Recreation
- Bicycles: Titanium rods are used to create bicycle frames,
particularly in high-end and lightweight racing bicycles due to
their strength, durability, and lightweight properties.
- Golf Clubs: High-performance golf club shafts are made from
titanium rods for their strength-to-weight ratio, which helps
enhance performance.
- Fishing Rods: Some premium fishing rods use titanium rods for
increased strength and resistance to corrosion from saltwater.
- Tennis Rackets and Hockey Sticks: Titanium rods are sometimes used
in sports equipment like tennis rackets and hockey sticks to
improve the balance between strength, flexibility, and weight.
6. Chemical and Industrial Applications
- Heat Exchangers and Reactors: Titanium rods are used in chemical
reactors, heat exchangers, and distillation columns due to their
resistance to a wide range of acids and aggressive chemicals.
- Piping Systems: Titanium rods are used in piping systems in
industries such as chemical processing and petrochemical industries
where the pipes are exposed to harsh chemicals.
- Filtration Systems: Titanium rods are used in filtration systems
where corrosion resistance and strength are critical.
7. Energy and Power Generation
- Nuclear Power Plants: Titanium rods are used in nuclear reactors
for applications such as fuel cladding and structural components
due to their resistance to radiation damage and corrosion in
high-temperature environments.
- Renewable Energy Systems: Titanium rods can also be used in wind
turbines and solar power systems due to their strength, durability,
and resistance to environmental degradation.
8. Construction and Architecture
- Building Facades and Structural Support: Titanium rods are
sometimes used in high-end architectural applications for their
corrosion resistance and aesthetic appeal, especially in facade
systems, railing supports, and framework.
- Bridge Components: In locations where longevity and resistance to
corrosion are critical (e.g., marine environments), titanium rods
can be used in bridge supports and other infrastructure projects.
9. Electronics and Electrical Engineering
- Conductive Components: Titanium rods may be used in certain
electronic components for their conductivity and ability to operate
in high temperatures.
- High-End Connectors and Terminals: Titanium’s excellent corrosion
resistance makes it suitable for high-quality connectors and
electrical terminals used in sensitive or harsh environments.
10. Art and Jewelry
- Custom Jewelry: Due to its ability to be easily shaped and
polished, titanium rods are often used to create custom jewelry,
such as rings, bracelets, and necklaces, known for their sleek,
modern appearance and durability.
- Sculptures and Artworks: Artists sometimes use titanium rods for
sculptures and other works of art, taking advantage of titanium’s
strength, corrosion resistance, and distinctive appearance.
Company Profile
Baoji Lihua Non-ferrous Metal Co., Ltd. was established in 2006.
The company relies on theadvantages of Baoji industry and its
strong technical support. It has been engaged in theproduction and
sales of non-ferrous metals such as titanium, tantalum and nickel
for many years.

The factory covers an area of 800 square meters. The factory has
strong technical equipment. There are more than 20 sets of CNC machines, milling and drilling
machines, and the annualproduction value is more than 30 million CNY.

The company's product is high quality and stable for many years,
and it has obtained the Certification ISO 9001:2015, BV audit certification.
The company has been focusing on the improvement and stability of
product quality for many years. Based on the business concept of maximizing customer
service, we warmly welcome you to come for advice and business negotiation!