About us
DELLOK (YONGHUI RADIATING PIPE MANUFACTURING CO.,LTD.) was established in 2002, which is located in Jiangsu, China. After many years of development, the company now has 66 million yuan in fixed assets, more than 200 employees, and 33 technical staffs. We have 4 aluminum processing production lines, with the annual processing capacity of more than 20,000 tons; And we have 5 tube-drawing production lines; 47 fintube production lines, 1 imported production line from American with the brand of McElroy , with the annual production capacity of 12 million meters the above. Quality is the theme of eternal pursuit of winner -Production workshop- Meticulous works, standardized management system and systematic quality assurance are Dellok(YONGHUI)'s best commitment to quality. In Dellok(YONGHUI), the quality control is not only the detection of the final process, but throughout the entire production process. We implement a set of quality control and assurance systems. Each batch of pipes is sampled and tested, and records are kept as a quality guarantee for the final product.
FAQ
Q1: What is the working principle of finned tubes?
A4: The working principle of finned tubes is to increase the heat transfer area by adding fins on the surface of the tube, making it easier for heat to be transferred from one medium to another. When the hot fluid passes through the finned tube, heat is transferred to the cold fluid through the fins, thereby achieving heat exchange.
Q2: How to choose the appropriate finned tube?
A5: Choosing the appropriate finned tube requires consideration of multiple factors, such as heat exchange efficiency, fluid characteristics, pressure loss, corrosion resistance, etc. In addition, selection needs to be made based on specific application scenarios and device requirements. When choosing finned tubes, it is recommended to consult a professional engineer or supplier.
Q3: What problems may occur during the use of finned tubes?
A6: Possible problems that may occur during the use of finned tubes include corrosion, blockage, wear, etc. These issues may lead to reduced heat exchange efficiency, decreased equipment performance, or even malfunctions. Therefore, it is very important to regularly inspect and maintain the finned tubes.
