Ti Grade 2 / UNS R50400 / W.Nr. 3.7035
Grade 2 Titanium
Grade 2 Titanium
Titanium is known for its lightweight properties and exceptional corrosion resistance. In fact, in most environments, titanium outperforms stainless steel in terms of corrosion resistance. Among the commercially pure titanium grades, Grade 2 is the preferred choice for many industrial applications that require excellent ductility and corrosion resistance.
Grade 2 titanium is a widely used alloy due to its excellent combination of strength, ductility, and weldability. Its outstanding corrosion resistance, biocompatibility, and high-temperature performance make it a popular material in the aerospace, medical, marine, and chemical processing industries.
In addition to its physical properties, Grade 2 titanium is also cost-effective compared to other titanium alloys, making it an attractive option for budget-conscious applications. Its versatility and performance have made it a popular choice in many industries.
Ti Grade 2 Inventory
|Product Form||Size range from||Size range to|
Ti Grade 2 pipe
|0.5 in||8 in|
Ti Grade 2 tube
|12 mm||260 mm|
Ti Grade 2 pipe fittings
|0.5 in||8 in|
Ti Grade 2 flanges
|0.5 in||8 in|
Industries and Applications
Grade 2 Titanium (also known as Ti grade 2 or Titanium grade 2), is a commercially pure titanium alloy that is widely used in various industries due to its excellent combination of properties. This alloy is composed of 99% pure titanium, with small amounts of iron, oxygen, carbon, and nitrogen. Grade 2 Titanium has exceptional corrosion resistance, high strength-to-weight ratio, and excellent weldability, making it suitable for numerous applications.
Aerospace Industry: Grade 2 Titanium is widely used in the aerospace industry for its light weight, excellent strength, and resistance to high temperatures. It is used in the manufacturing of various components of aircraft, such as landing gear, airframe components, and engine components. It is also used in the production of space crafts and satellites.
Medical Industry: Grade 2 Titanium is biocompatible, making it an ideal material for medical implants such as dental implants, hip and knee replacements, and surgical instruments. It has excellent corrosion resistance, which helps to reduce the risk of infections and improves the longevity of implants.
Marine Industry: Grade 2 Titanium is widely used in marine applications due to its excellent corrosion resistance in seawater environments. It is used in the production of components such as propeller shafts, heat exchangers, and marine exhaust systems.
Chemical Industry: Grade 2 Titanium has excellent corrosion resistance and is widely used in the chemical processing industry. It is used in the production of chemical reactors, heat exchangers, and storage tanks for corrosive materials.
Automotive Industry: Grade 2 Titanium is used in the production of automotive components such as exhaust systems, valves, and springs. Its excellent strength-to-weight ratio and corrosion resistance make it an ideal material for automotive applications.
Sports Industry: Grade 2 Titanium is used in the production of sports equipment such as golf club heads, tennis racquets, and bicycle frames. Its light weight, high strength, and corrosion resistance make it an ideal material for sports equipment.
Resistance to Corrosion
Grade 2 Titanium has exceptional resistance to corrosion in many environments, including seawater, acidic and alkaline solutions, and industrial chemicals. The alloy’s corrosion resistance is due to its passive oxide layer, which forms spontaneously on its surface when exposed to air or water. This oxide layer is highly stable, and it protects the underlying metal from further corrosion.
In addition to its excellent resistance to general corrosion, Grade 2 Titanium also exhibits exceptional resistance to localized corrosion, such as crevice corrosion and pitting corrosion. This makes it an ideal material for applications in aggressive environments where other metals would be prone to corrosion.
Grade 2 Titanium’s resistance to corrosion makes it an ideal material for use in the aerospace, medical, marine, chemical processing, automotive, and sports industries. In the aerospace industry, Grade 2 Titanium is used in the production of aircraft components, which are exposed to high temperatures, pressures, and corrosive environments. In the medical industry, it is used for the production of implants and surgical instruments, which are in contact with bodily fluids and tissues. In the marine industry, it is used for the production of components exposed to seawater and salt spray. In the chemical processing industry, it is used for the production of chemical reactors and storage tanks. In the automotive industry, it is used for the production of components exposed to harsh environments. In the sports industry, it is used for the production of sports equipment exposed to harsh outdoor conditions.
When compared to other titanium alloys, Grade 2 Titanium has similar corrosion resistance properties to Grades 1, 3, and 4 titanium alloys. However, each grade has slight variations in chemical composition that affect their mechanical properties and design capability.
Fabrication and Heat Treatment
One of the benefits of Grade 2 Titanium is that it can be easily fabricated and heat-treated to enhance its properties. Grade 2 Titanium can be easily fabricated using various methods such as forging, rolling, and extrusion. It can also be welded using various welding techniques, such as gas tungsten arc welding (GTAW) and gas metal arc welding (GMAW). The alloy’s excellent ductility and weldability make it an ideal material for complex shapes and designs.
Heat treatment is a process that involves heating and cooling the material to enhance its properties. Grade 2 Titanium can be heat-treated to improve its mechanical properties, such as strength and hardness. The heat treatment process involves heating the material to a specific temperature, holding it at that temperature for a specific time, and then cooling it at a controlled rate.
The two most common heat treatment processes for Grade 2 Titanium are annealing and stress relieving. Annealing involves heating the material to a specific temperature and holding it at that temperature for a specific time to soften the material and relieve stress. Stress relieving involves heating the material to a lower temperature and holding it at that temperature for a specific time to relieve residual stresses.
The heat treatment process can enhance the properties of Grade 2 Titanium, making it suitable for a wide range of applications. It can improve the alloy’s strength, ductility, and toughness, making it suitable for high-stress applications such as aerospace, medical, and chemical processing industries.
Grade 2 Titanium – Applicable Specifications
Grade 2 Titanium Bar
|B348||SB348||AMS 4921, AMS 4902|
Grade 2 Titanium Sheet/Plate
Grade 2 Titanium Pipe
Grade 2 Titanium Welded Pipe
Grade 2 Titanium Fittings
Grade 2 Titanium Forgings
Grade 2 Titanium Wire
|B863||SB863||AMS 4951, AMS 4954|
Common Trade Names
Grade 2 Titanium is known by various trade names such as Ti-Pure, Timetal 50A, and ATI 40, each offering high-quality products with excellent corrosion resistance and high strength-to-weight ratio. These trade names are widely recognized in the industry and are suitable for use in various applications, including aerospace, chemical processing, and medical.
(in annealed condition)
|Property||Ti Grade 2|
|Yield Strength||40 ksi (276 MPa)|
Chemical Composition (%)
|Element||Ti Grade 2|
|Titanium||99.2 – 99.7|
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