Stainless Steel, Alloy Steel, Carbon Steel Tube Bundle, Tubesheets For Heat Exchanger Parts

A tube bundle is a mechanical assembly comprising a group of tubes arranged in a specific configuration, typically within a shell or housing. These tubes are often made of materials such as stainless steel, (super)duplex steel, nickel alloy steel and are arranged parallel to each other within the shell. Tube bundles are commonly used in various industrial applications, including heat exchangers, boilers, condensers, and air-cooled heat exchangers. In heat exchangers, for instance, one fluid flows through the tubes while another fluid flows around the outside of the tubes, facilitating the transfer of heat between the fluids. Tube bundles can vary in size, shape, and arrangement depending on the specific requirements of the application, such as heat transfer rates, pressure conditions, and the nature of the fluids involved.

A stainless steel tube bundle typically refers to a collection of stainless steel tubes arranged within a housing or shell, designed for specific industrial purposes such as heat exchange. These tube bundles are constructed using stainless steel tubes due to the material's corrosion resistance, durability, and ability to withstand high temperatures.

Stainless steel tube bundles find extensive use in various applications, including:

Heat Exchangers: In heat exchangers, one fluid passes through the stainless steel tubes while another fluid flows around the outside of the tubes. This arrangement facilitates efficient heat transfer between the two fluids without allowing them to mix.

Boilers: Stainless steel tube bundles are commonly used in boilers to transfer heat from combustion gases to water or steam. The tubes withstand high temperatures and pressures without corrosion, ensuring reliable operation over time.

Condensers: In condensers, stainless steel tube bundles are utilized to cool and condense vapor into liquid form, typically by passing a cooling fluid around the outside of the tubes.

Evaporators: Stainless steel tube bundles can also be employed in evaporators to evaporate a liquid by passing a heating fluid through the tubes, causing the liquid to vaporize and leaving behind concentrated solutes.

Air-Cooled Heat Exchangers (ACHEs): ACHEs use stainless steel tube bundles to transfer heat from hot process fluids to ambient air, providing efficient cooling without the need for water.

Stainless steel tube bundles are preferred in applications where corrosion resistance, cleanliness, and durability are essential, such as in food processing, pharmaceuticals, chemical processing, and power generation. They are available in various configurations, including straight, U-tube, or helical arrangements, to meet specific performance and space requirements.

Material Grades Of Tube Bundles:

Stainless Steel: ASTM A213/ASTM A249/ASTM A269 TP304, TP304L, TP316, TP316L, TP321, etc.

Carbon Steel: ASTM A179, ASTM192, ASTM A214, etc.

Alloy Steel: AST, A213 T1, T11, T12, T22, T5, T9, etc.

Duplex Steel: ASTM A789 UNS S31803, S32205, S32750, S32760, etc.

Copper Alloy: ASME SB111 UNS C70600, C71500, C71640, C68700, C44300, etc.

Nickel Alloy: ASTM B163 UNS N06600, N06625, N06601, N08825, etc.