A titanium tube sheet is a component used in heat exchangers and other pressure vessel applications. It is typically a flat plate made of titanium with precision-drilled holes that accommodate the ends of heat exchange tubes. The tubes are either expanded or welded into the tube sheet to create a secure and leak-free joint. Titanium tube sheets are commonly used in industries such as chemical processing, petrochemical, oil and gas, power generation, desalination, and marine applications. They are chosen for their exceptional corrosion resistance, high strength-to-weight ratio, and ability to withstand high temperatures and pressures.

Material Grade: Titanium tube sheets can be manufactured using different grades of titanium, depending on the specific requirements of the application. Commonly used grades include commercially pure titanium (Grades 1 to 4) and titanium alloys such as Grade 5 (Ti-6Al-4V) and Grade 7 (Ti-0.2Pd). The choice of grade depends on factors like corrosion resistance, mechanical properties, and temperature limitations.

Titanium tube sheets are primarily used in heat exchangers, where they provide structural support for the tubes and act as a barrier between different fluid streams. Heat exchangers with titanium tube sheets are utilized in various industries to transfer heat efficiently, such as in chemical processing, oil refining, power generation, and desalination plants. They are also commonly used in seawater cooling systems in marine applications due to titaniums corrosion resistance.

Titanium tube sheets can be manufactured in various sizes and designs, depending on the specific heat exchanger or pressure vessel requirements. The size and hole patterns of the tube sheet are designed to accommodate the desired number and arrangement of tubes. The precise drilling of holes and proper alignment are crucial for ensuring a secure fit and leak-free operation. Precision Machining CNC drilling with 0.02mm positional accuracy (Fanuc α-DiB series) Hole diameter tolerance: ±0.025mm (ISO 2768-fH) Surface finish: Ra 0.8μm achievable with diamond tooling

Titanium tube sheets offer several advantages, including:

   - Corrosion Resistance: Titanium exhibits excellent corrosion resistance, making it highly suitable for applications involving corrosive environments, aggressive chemicals, or saltwater.

   - Strength-to-Weight Ratio: Titanium has a high strength-to-weight ratio, making it lightweight yet strong. This property is beneficial in industries where weight reduction is critical, such as aerospace and marine applications.

   - High-Temperature Performance: Titanium retains its strength and integrity at elevated temperatures, making it suitable for applications that involve high operating temperatures.

   - Thermal Conductivity: Titanium has good thermal conductivity, allowing for efficient heat transfer in heat exchangers and enhancing overall system performance.

   - Longevity and Durability: Titaniums corrosion resistance and high-strength properties contribute to the longevity and durability of heat exchangers or pressure vessels, resulting in extended service life and reduced maintenance requirements.

A titanium tube sheet is a critical component in heat exchangers, condensers, and pressure vessels, designed as a flat plate with precisely drilled holes to hold and secure heat transfer tubes. Made from commercially pure titanium (Gr1, Gr2) or titanium alloys (Gr5, Gr7), it provides exceptional corrosion resistance in aggressive environments like seawater, acids, and chlorides. The tubes are either expanded, welded, or rolled into the sheet, ensuring leak-proof performance under high pressure and temperature. Titanium tube sheets are widely used in industries such as chemical processing, oil & gas, desalination, and power generation due to their lightweight strength, long service life, and minimal maintenance requirements compared to stainless steel or copper-nickel alternatives.

Titanium tube sheet | Titanium tubesheet