A base tube made of ASTM A213 T11 alloy steel and fins made of carbon steel makes up ASTM A213 T11 serrated finned tubes. The fins' serrated pattern improves heat transfer by boosting the amount of heat-exchangeable surface area. A solid-state welding procedure is used to safely join the base tube to the carbon steel fins, which are noted for their durability and resistance to corrosion. This finned tube has outstanding high-temperature strength, corrosion and oxidation resistance, and thermal conductivity qualities. Boilers, superheaters, heat exchangers, and power plants are examples of high-pressure and high-temperature settings that this material is ideal for.
Specification of ASME SA-213 T11 Serrated Finned Tube
| ASTM A213/ASME SA213 | |
| T11 | |
| 50.8 mm | |
| 5.51 mm | |
| 2000 mm | |
| 19 mm | |
| 1.27 mm | |
| 236 FPM | |
| T/T, L/C | |
| 45-80 days, or as required |
Serrated finned tubes ASTM A213 T11 are manufactured in a number of steps, including tube production, fin production, and fin-to-tube connection. Base tubes are manufactured using seamless hot-rolled or cold-drawn processes, guaranteeing precise dimensioning and constant mechanical qualities. To achieve the necessary microstructure and mechanical strength, these tubes are subjected to heat treatment procedures such as normalizing, quenching, and tempering.
Individual carbon steel fins are produced and shaped using a variety of processes, such as extrusion, roll forming, or stamping. Utilizing specialized equipment or dies, zigzag patterns are typically produced. Following that, a solid-state welding procedure is used to carefully solder the fins to the base tube, resulting in a solid and dependable bond. The welding procedure creates junctions that can resist high temperatures and pressure conditions without the need for extra materials like adhesives or brazing flux.
Applications of ASME SA-213 T11 Serrated Finned Tube
ASME SA213 T11 Serrated Finned Tube