.jpg) Download Additional Information | Richter RSS Series Valves Richter RSS PFA bellows-sealed Globe control valves are suitable for control of corrosive, hazardous, pure and/or slightly solids-laden liquids, vapors and gases in the chemical, pharmaceutical and other industries. RSS series can be an alternative to valves made of Hastelloy, Monel, and tantalum metals. Operating temperature is -60 to +200°C. |