Pure Titanium Wire titanium Wire ASTM F136/F1341 Titanium Wire TI-6AL-4V Titanium Welding Wire

ErTi5 and Ti6Al4V Titanium Welding Wire & Titanium Rod (0.6mm, 0.8mm, 1mm) for MIG or TIG Welding

Titanium alloys, such as ErTi5 and Ti6Al4V, are frequently used in applications requiring high strength, excellent corrosion resistance, and biocompatibility. These alloys are particularly common in industries such as aerospace, medical devices, and high-performance engineering. When used as welding wire or rods for MIG (Metal Inert Gas) and TIG (Tungsten Inert Gas) welding, titanium alloys ensure strong, durable, and precise welds that maintain the material’s integrity.

ErTi5 (Titanium-5% Erbium) Welding Wire

ErTi5 is a titanium welding alloy that contains 5% erbium, a rare-earth element. Erbium is added to improve the weldability and arc stability of titanium. This welding wire is commonly used to join titanium and its alloys, particularly when working with materials in the aerospace and chemical industries.

Key Characteristics of ErTi5 Welding Wire:

• Improved Weldability: Erbium helps to stabilize the arc during welding, making it easier to control and reducing the occurrence of spatter.
• Enhanced Mechanical Properties: It improves the strength and toughness of the weld, particularly at elevated temperatures.
• Corrosion Resistance: Like most titanium alloys, ErTi5 has excellent resistance to corrosion, which makes it suitable for harsh environments, including chemical processing and marine applications.

Applications for ErTi5 Welding Wire:

• Aerospace
• Marine engineering
• Chemical processing industries
• High-performance engineering projects

Ti6Al4V (Grade 5 Titanium) Welding Wire

Ti6Al4V (Titanium-6% Aluminum-4% Vanadium), also known as Grade 5 Titanium, is one of the most commonly used titanium alloys in welding due to its high strength, lightweight, and corrosion-resistant properties. It is frequently used in aerospace, biomedical, and industrial applications.

Key Characteristics of Ti6Al4V Welding Wire:

• High Strength-to-Weight Ratio: Ti6Al4V has one of the highest strength-to-weight ratios of any metal, making it ideal for aerospace and high-performance applications.
• Excellent Corrosion Resistance: It is highly resistant to corrosion in a wide range of environments, including saltwater and acidic conditions.
• Biocompatibility: It is widely used in medical implants and devices, offering the advantage of being both durable and non-toxic.
• Weldability: Ti6Al4V welding wire can be used for both TIG and MIG welding, offering good arc stability and smooth welds when processed correctly.

Applications for Ti6Al4V Welding Wire:

• Aerospace (aircraft and spacecraft components)
• Medical devices (implants, prosthetics, surgical instruments)
• Chemical processing equipment
• High-performance industrial applications

Titanium Welding Rods & Wire Sizes:

Titanium welding rods and wires come in various diameters, with 0.6mm, 0.8mm, and 1mm being common sizes for both MIG and TIG welding processes. The size chosen for the welding wire or rod depends on the specific welding project, the thickness of the materials being welded, and the desired weld characteristics.

Advantages of Different Sizes:

• 0.6mm: Ideal for thin titanium sheets or fine, precise welds in detailed work, such as medical device manufacturing or thin-walled titanium tubing.
• 0.8mm: A versatile size that provides a balance between fine control and higher deposition rates. Suitable for most general titanium welding applications.
• 1mm: Suitable for thicker titanium sections or applications requiring higher deposition rates, often used in industrial or aerospace welding projects.

MIG and TIG Welding of Titanium:

• TIG Welding (Gas Tungsten Arc Welding):

  • Precision: TIG welding provides a high degree of control over the welding process, which is ideal for titanium's delicate properties.
  • Clean Welds: TIG welding generally produces cleaner, more visually appealing welds with minimal spatter.
  • Suitable for Thin Sections: It's particularly effective for welding thin titanium sections or intricate parts where precision is essential.

• MIG Welding (Gas Metal Arc Welding):

  • Faster: MIG welding offers a faster welding process compared to TIG welding, which is useful for production environments or larger parts.
  • Ease of Use: MIG welding is generally easier to master, making it suitable for less experienced welders.
  • Suitable for Thicker Sections: MIG welding is often used for thicker titanium materials where faster deposition rates are necessary.

Considerations for Welding Titanium:

• Shielding Gas: Both TIG and MIG welding of titanium require an inert shielding gas, typically argon or helium, to protect the weld from contamination and oxidation. It is critical to maintain proper shielding, as titanium is highly reactive to oxygen and nitrogen, which can lead to poor weld quality.

• Heat Management: Titanium alloys can be prone to distortion and warping due to their high thermal expansion and conductivity. Careful heat control is necessary, especially in thinner sections.

• Cleaning: Before welding, titanium surfaces should be thoroughly cleaned to remove any oxide layers, oils, or contaminants. Titanium can react negatively to contaminants, which can degrade the quality of the weld.

• Post-Weld Treatment: Some titanium alloys require post-weld heat treatment to relieve stresses, improve mechanical properties, and ensure optimal performance in service.

Medical Applications:

Due to the unique combination of properties, Ti-6Al-4V (Grade 23) is extensively used in medical applications:

• Orthopedic Implants: Used in devices like hip and knee replacements, spinal implants, and fracture fixation devices.

• Dental Implants: Titanium alloys are highly preferred for dental implants due to their biocompatibility and ability to fuse with bone (osseointegration).

• Surgical Instruments: The alloy is used for microsurgical instruments, dental tools, and neurosurgical devices. It is also combined with stainless steel for specific applications requiring a balance of properties.

• Cardiovascular and Stent Implants: Ti-6Al-4V alloys are used in the production of vascular stents and other cardiovascular implants.

Annealing Process:

Annealing is a heat treatment process used to soften the titanium alloy, making it easier to form and shape, and increasing its toughness. The typical process involves heating the titanium to a high temperature and then cooling it at a controlled rate. This treatment:

• Improves formability.
• Relieves internal stresses created during shaping or welding.
• Increases toughness, which is important for minimizing the risk of brittleness in the final product, particularly in medical implants where toughness is a key property.

Medical ASTM Specifications: ASTM F136/F1341

• ASTM F136: This specification refers to implantable titanium alloys used for surgical implants, ensuring high purity and precise composition.

• ASTM F1341: It specifically covers the requirements for wrought titanium alloys (like Ti-6Al-4V ELI) used for the fabrication of medical devices, ensuring that the material meets stringent mechanical and biological compatibility standards.

Benefits of Ti-6Al-4V for Medical Use:

1. Long-term Durability: With its combination of high strength and excellent corrosion resistance, Ti-6Al-4V provides long-lasting performance in the human body.
2. Lightweight: Titanium alloys have a low density, which helps to reduce the weight of implants and surgical tools, enhancing patient comfort.
3. Biointegration: Titanium’s ability to bond with bone (osseointegration) is crucial for orthopedic and dental implants.

Applications in Various Medical Disciplines:

• General Surgery: Titanium implants and tools are used in many surgical procedures due to their strength and versatility.
• Stomatology (Dentistry): Titanium is used in dental implants due to its ability to fuse with bone tissue.
• Neurosurgery: In neurosurgical instruments, titanium alloys provide the necessary strength and precision while maintaining a minimal weight for delicate procedures.
• Otolaryngology (ENT): Titanium is used in implants or devices for ear and sinus surgeries due to its non-reactivity and corrosion resistance.
• Ophthalmology: Titanium alloys are used in eye surgeries for their lightweight and durable properties.

Lead Time and Availability

Stock Sizes:

• Some sizes of ErTi5 welding wire are available in stock, ready for quick delivery.

Custom Production:

• If the required size is not available in stock, the wire can be made to order with a production lead time of 10 working days depending on the quantity.

Flexible Sizing:

• The wire is available in 0.6mm, 0.8mm, and 1mm diameters, but other sizes may also be produced upon request, ensuring flexibility for various welding applications.

Chemical Specifications: