Metal detachable chain china detachable chain is one of the oldest designs chains that are still in use today. Because the early 1900s metal detachable chains have been implemented in agricultural and commercial applications all over the world. They stemmed from the initial cast detachable chain style (patented in 1873) and are manufactured to be light-weight, cost-effective, and durable. United states Roller Chain and Sprockets provides a high-quality type of Metal Detachable Chains (SDC) and metal detachable sprockets. We also have attachments and the easy to use metal detachable chain breaker! Our selection of American standard steel detachable chain is manufactured from a particular hot-rolled strip steel that’s heat-treated for increased power and an extended wear life. This type of chain is created 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 can be that the shut end of the tab should end up being towards the sprocket. We share both painted and non-painted SDC chains therefore when ordering please specify which series you are looking for.