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R Series Relief & Back Pressure Valve
Brand: Watson McDanielThe R-Series Back Pressure & Relief Valves relieve upstream pressure in a variety of processes. R-Series has a stainless steel disc. These valves automatically maintain desired maximum pressure in a vessel or system by relieving excess pressure into lower pressure return line or to atmosphere.
Ideally suited for use as pump bypass control valve by maintaining constant pump discharge pressures. Used as a continuously operating valve or for protection against intermittent overpressure conditions.
Features- Four Springs - Easily interchanged to cover pressures from psig: 1 to 300 (kPa: 6.895 to 2,068, bar: 0.06 to 20.68)
- Heavy-duty bronze valve body
Specifications
Brand
Enclosure, Body Material
- Bronze
NPT Connection
- 1” NPT
- 1/2” NPT
- 1-1/2” NPT
- 1-1/4” NPT
- 2” NPT
- 3” NPT
- 3/4” NPT