Steel detachable chain china detachable chain is among the oldest styles chains that remain in use today. Because the early 1900s steel detachable chains have been implemented in agricultural and commercial applications all over the world. They stemmed from the initial cast detachable chain design (patented in 1873) and so are produced to be light-weight, economical, and durable. United states Roller Chain and Sprockets provides a high-quality line of Steel Detachable Chains (SDC) and steel detachable sprockets. We also have attachments and the easy to use steel detachable chain breaker! Our selection of American standard metal detachable chain is manufactured from a particular hot-rolled strip steel that’s heat-treated for increased power and a longer wear life. This type of chain is designed for moderate loads and speeds, it is extremely easy to restoration and install. Something vital that you note when setting up and using steel detachable chain is that the closed end of the tab should be towards the sprocket. We stock both painted and non-painted SDC chains so when ordering make sure you specify which series you are looking for.