Stainless steel condensers are devices that transfer a portion of the heat from hot fluids to cold fluids, also known as heat exchangers. They are widely used in industrial sectors such as chemicals, petroleum, power, and atomic energy. Their primary function is to ensure the specific temperature required by the process medium, and they are also one of the main equipment for improving energy utilization. Stainless steel condensers can be standalone units, such as heaters, coolers, and steam condensers, or components of a process equipment, like heat exchangers within an ammonia synthesis tower. Due to limitations in manufacturing processes and scientific levels, early heat exchangers (condensers) could only be of simple design, with small heat transfer areas, large volumes, and were heavy, such as serpentine tube heat exchangers. With the advancement of manufacturing processes, a tube-and-shell heat exchanger gradually emerged, which not only has a larger heat transfer area per unit volume but also better heat transfer efficiency. It has long been a typical heat exchanger in industrial production.