Titanium Grade 2 Round Bar: Properties, Specifications and Industrial Buying Guide
Titanium Grade 2 Titanium Grade 2 is one of the most widely used commercially pure titanium grades for industrial and engineering applications. Known for its combination of corrosion resistance, moderate strength and relatively low density, it is considered for equipment operating in demanding environments.
Also identified as UNS R50400, Titanium Grade 2 is used in chemical processing, marine engineering, heat exchangers, industrial equipment and specialised fabrication.
For manufacturers, engineers and procurement professionals, selecting the correct Titanium Grade 2 round bar requires attention to material properties, product specifications, dimensions, material condition and documentation.
This guide explains the important characteristics of Titanium Grade 2 and what buyers should check before purchasing it.
What Is Titanium Grade 2?
Titanium Grade 2 is a commercially pure titanium grade. Unlike titanium alloys such as Grade 5, it is not primarily strengthened through the addition of aluminium and vanadium.
Its combination of corrosion resistance, formability and engineering performance makes it suitable for a range of industrial applications.
Common material identification details include:
- Material: Commercially Pure Titanium
- Grade: Titanium Grade 2
- UNS designation: R50400
- Material family: Unalloyed titanium
- Common product requirement: Round bars, sheets, plates and other specified forms
The exact material designation and product requirements should always be confirmed against the applicable standard and purchase specification.
Titanium Grade 2 Properties
Titanium Grade 2 is selected for applications where corrosion resistance, weight and mechanical performance are important considerations.
1. Corrosion Resistance
One of the important characteristics of Titanium Grade 2 is its ability to form a stable protective oxide film on its surface.
This contributes to its corrosion resistance in many environments, including certain chemical and marine applications.
However, titanium is not resistant to every chemical or operating condition. Temperature, concentration, fluid composition, contamination and crevice conditions can influence performance.
2. Strength and Mechanical Performance
Titanium Grade 2 provides a useful balance of strength and ductility for many industrial applications.
Its mechanical properties depend on the supplied condition, product form, dimensions and applicable specification.
Buyers should refer to the relevant material standard and test certificate rather than relying on generic property values.
3. Low Density
Titanium has a relatively low density compared with many commonly used engineering metals.
This can be beneficial in applications where reducing component weight is an important design consideration.
4. Fabrication and Formability
Titanium Grade 2 can be processed using suitable forming, machining and welding practices.
Clean handling, appropriate tooling and suitable fabrication procedures are important to maintain material quality.
Titanium Grade 2 Chemical Composition
Titanium Grade 2 is commercially pure titanium with controlled limits for selected elements and impurities.
Its composition is generally characterised by:
| Element | Composition requirement |
|---|---|
| Titanium | Balance |
| Oxygen | Controlled maximum |
| Iron | Controlled maximum |
| Carbon | Controlled maximum |
| Nitrogen | Controlled maximum |
| Hydrogen | Controlled maximum |
The permitted limits must be checked against the applicable specification and revision. The actual chemical composition should be verified using the material test certificate supplied with the product.
Titanium Grade 2 Round Bar: Features and Uses
Titanium Grade 2 round bars are considered for machined components and industrial applications where corrosion resistance and weight are important.
Potential applications include:
- Machined industrial components
- Chemical processing equipment parts
- Pump and valve components
- Marine engineering components
- Fasteners and connecting parts
- Heat exchanger components
- Specialised engineering assemblies
The final suitability depends on the actual operating environment, design requirements and applicable engineering standards.
Titanium Grade 2 Applications Across Industries
1. Chemical Processing Industry
Chemical processing equipment may be exposed to corrosive fluids and demanding operating conditions.
Titanium Grade 2 can be considered for selected equipment components, piping-related parts and process equipment where its chemical compatibility has been established.
2. Marine Engineering
Titanium Grade 2 is used in selected marine applications because of its corrosion resistance in many seawater environments.
Potential applications include specialised marine equipment and components exposed to seawater.
The actual service conditions, including temperature, flow, crevices and biofouling, should be evaluated before material selection.
3. Heat Exchangers
Titanium is used in certain heat exchanger applications where corrosion resistance and long-term service performance are important.
Grade 2 may be considered depending on the process fluid, temperature, design and applicable equipment specification.
4. Industrial Equipment
Industrial manufacturers may consider Titanium Grade 2 for selected machined parts, equipment components and specialised assemblies.
Material selection should account for mechanical loading, fabrication requirements and the operating environment.
Titanium Grade 2 Standards and Specifications
Material standards define requirements for chemical composition, mechanical properties, dimensions, testing and product condition.
Some commonly referenced titanium specifications include:
| Standard | General product scope |
|---|---|
| ASTM B348/B348M | Titanium and titanium alloy bars and billets |
| ASTM B265 | Titanium and titanium alloy sheet, strip and plate |
| ASTM B338 | Seamless and welded titanium and titanium alloy tubes for condensers and heat exchangers |
The exact standard must match the grade, product form and intended application. Buyers should also verify the current specification revision and any additional project requirements.
For technical reference, consult:
- ASTM International – Titanium Standards
- International Titanium Association
- Specialty Metals – Technical Resources
Titanium Grade 2 vs Titanium Grade 5: Understanding the Difference
Titanium Grade 2 and Grade 5 serve different engineering requirements.
| Parameter | Titanium Grade 2 | Titanium Grade 5 |
|---|---|---|
| Material type | Commercially pure titanium | Titanium alloy |
| UNS designation | R50400 | R56400 |
| Alloying additions | Predominantly titanium with controlled impurities | Primarily aluminium and vanadium additions |
| General selection considerations | Corrosion resistance and formability | Higher strength requirements |
| Typical selection | Selected chemical and marine applications | Selected aerospace and high-strength engineering applications |
Neither grade is universally better. The appropriate choice depends on the required mechanical properties, corrosion environment, fabrication process and applicable design standard.
What Should Buyers Check Before Purchasing Titanium Grade 2 Round Bars?
Before requesting a quotation, procurement teams should prepare the following details:
1. Material grade
Specify Titanium Grade 2 and UNS R50400.
2. Product form
Confirm whether the requirement is for round bars, sheets, plates or another product form.
3. Dimensions
Mention the required diameter, length and dimensional tolerances.
4. Quantity
Provide the required weight or number of pieces.
5. Material standard
Specify the applicable ASTM or project-approved standard.
6. Material condition
Mention the required condition and any mechanical property requirements.
7. Documentation
State whether a material test certificate, chemical analysis, mechanical test report or additional inspection is required.
Providing complete technical details helps avoid confusion during material selection and procurement.
Sourcing Titanium Grade 2 from Manan Steel & Metals
Manan Steel & Metals, based in Mumbai, India, deals in specialty metals and stainless steel products for industrial and engineering requirements.
For Titanium Grade 2 enquiries, buyers should share the required grade, product form, dimensions, quantity and applicable specification.
Explore Manan Steel & Metals and its Round Bar Products page.
For quotations and product enquiries, visit the Contact Us page.
Frequently Asked Questions About Titanium Grade 2
1. What is Titanium Grade 2?
Titanium Grade 2 is a commercially pure titanium grade known for its combination of corrosion resistance, moderate strength and formability.
2. What is the UNS number of Titanium Grade 2?
The UNS designation for Titanium Grade 2 is R50400.
3. Is Titanium Grade 2 suitable for marine applications?
It can be suitable for selected marine applications because of its corrosion resistance in many seawater environments. Specific service conditions must be evaluated before selection.
4. What is the ASTM standard for Titanium Grade 2 round bars?
ASTM B348/B348M is a commonly referenced specification for titanium and titanium alloy bars and billets. Confirm the exact grade, condition and applicable revision before ordering.
5. Is Titanium Grade 2 used in chemical processing?
Yes. It is considered for selected chemical processing applications, subject to compatibility with the actual chemicals, concentration and operating temperature.
6. What information is needed to purchase Titanium Grade 2 round bars?
Provide the grade, UNS designation, diameter, length, quantity, applicable standard, material condition and documentation requirements.
Conclusion
Titanium Grade 2 (UNS R50400) is an important commercially pure titanium grade for selected industrial, marine and chemical processing applications.
Its combination of corrosion resistance, moderate strength and relatively low density makes it a useful material to evaluate when engineering requirements demand these characteristics.
For procurement teams, confirming the grade, dimensions, product form, applicable standard and material documentation is essential before placing an order.
For Titanium Grade 2 material enquiries, contact Manan Steel & Metals with your technical and quantity requirements.