In modern industrial manufacturing, metal connection technology plays a vital role. Whether it is aerospace, automobile manufacturing, or electronic equipment and construction, efficient and reliable metal connection methods are needed. Among them, brass alloy rings, as an important connection element, have been widely used in the field of metal connection due to their excellent durability, corrosion resistance and good conductivity. This article will deeply explore the advantages, application examples and future development trends of brass alloy rings in metal connection.