Profile: Seymour-Sheridan, Inc. is a manufacturer of welded metal floats, small tanks and bellows. Our floats are normally made from 300 series stainless steel. We provide various types of floats including internal threaded, external threaded, center tube-no magnet, center tube-magnet and free floating. The applications of our welded metal bellows include steam traps, air vents, flexible couplings, valve seals, pressure transducers and vacuum bellows.