BPS 8921

Pressure sustaining valve stainless steel, welded

Pressure sustaining valve in stainless steel suitable for liquids, gases and steam depending on sealing material. Normally closed by spring force against flow direction. Opens automatically, when the pressure exceed the adjusted blow-off pressure. The blow-off pressure can be adjusted by the set-screw inside of the pressure range. Welded connection conform with DIN 3239 suffix A. Available with sealed spring chamber for media containing particles.