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‘718CV’ Series Filter Vessels

Crall ‘718 CV’ series vessels are designed to use 7 x 18 filter cartridges. These vessels are capable of providing flow rates to 1800 gpm.

The ‘718 CV’ series vessels are a NON-Code design. All ‘718 CV’ series vessels feature inlet and outlet inline for ease of installation in existing lines.


Design: ASME Section VIII, Div. 1
Design Pressure: 150 psig
Design Temperature: Up to 450 degrees F
Materials of Construction
   Vessel: Carbon Steel
   Internals: Carbon Steel
   O-Ring: Buna 'N'
Inlet & Outlet: 3000# THD. Coupling
Exterior Finish: Sand blast & shop enamel


Materials of Construction
   Vessel: 304 or 316 ss (wetted parts only), 304 or 316 ss (complete)
   Internals: 304 or 316 Stainless
   O-Ring: Viton*, Teflon* encapsulated silicone, neoprene, others on special request
Exterior Finish: Special coatings on request
Interior Finish: Coal tar epoxy
Pressure Gauges: Direct reading differential
Inlet & Outlet: Flange connections
Cover Lift: Mechanical 16” and 18”
High Pressure Ratings: Higher pressure ratings are available upon request.

The ‘CV’ series vessels will accommodate a wide variety of 7 x 18 cartridges.

*A trademark of E.I. Dupont de Nemoures Co.

718CV Series filter vessel Download specification sheet PDF.