thorcousa.com
Home | Thorco115;ales-tulsa(at)thorcousa.com. Orifice Plates and Flanges. Since the early 1940s, the Farris Engineering unit of Curtiss-Wright Flow Control has designed and produced a wide range of spring-loaded and pilot-operated pressure relief valves. Used as safety devices, they prevent over-pressurization of vessels, pipelines, and equipment. Click here for Farris Relief Valves Products. Series 1890 and 2850 Series Threaded Relief Valves. Series 2600 - Flanged Relief Valves. Series 2700 - Threaded Relief Valves.
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