SEMCOR is centrally located in St. Louis, Missouri and has been in business since 1907. We are unique and well known for our ability to custom fabricate to our customer's specifications while meeting strict lead time requirements. We fabricate and supply: HOSE ASSEMBLIES(metal, Teflon, silicone, plastic, and rubber) CONVEYOR BELTING (lightweight, PVC, metal, and heavyweight rubber) HIGH PERFORMANCE VALVES (ball, butterfly, diaphragm, knife gate, check, metal and plastic lined), VALVE AUTOMATION AND CONTROLS (pneumatic actuators using our own manufactured brackets, computerized controls, and damper drives) PROCESS INSTRUMENTATION (gauges, diaphragm seals, transducers, transmitters, and thermocouples) PLASTIC LINED STEEL PIPE AND FITTINGS teflon and polypropylene) EXPANSION JOINTS AND DIP PIPES & LOADING EQUIPMENT (loading arms, swivel joints, and loading racks) POWER TRANSMISSION SUPPLIES (v-belts, chain, and sprockets) Call SEMCOR because "Sometimes You Need More Than A Warehouse".