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Swing Check Valve

API 6D / BS 1868 swing checks, Class 150–2500.

Check Valve Series

Swing Check Valve

API 6D / BS 1868 swing check valves protect pumps and compressors from reverse flow with a simple, full-bore swinging disc — low pressure drop and proven reliability from Class 150 to 2500.

As part of the VTXFLOW check valve range, every swing check valve is produced under our certified quality system — from in-house casting and CNC precision machining to 100% pressure and seat-tightness testing before shipment, with EN 10204 3.1 material certificates supplied.

  • API 6D / BS 1868 designs
  • Full bore — piggable option available
  • Renewable seat rings, hard-facing optional
  • Lever & weight or damper accessories
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Swing Check Valve
Swing Check Valve — VTXFLOW Check Valve Series

Technical Specifications

Size Range1/2" – 48" (DN15 – DN1200)
Pressure ClassASME 150 – 2500 LB / PN16 – PN420
Body MaterialsWCB, WC6, WC9, CF8, CF8M, LCB, Duplex, Bronze
Design StandardsAPI 6D, BS 1868, API 594, JIS B2071
End ConnectionsRF, RTJ, BW, Wafer, Lug

Typical Applications

Pump discharge protectionCompressor stationsBoiler systemsPipeline stationsFire protection

How to Order — What to Specify

  1. Size and pressure class
  2. Type: swing, dual-plate, lift, tilting or nozzle
  3. Body material and trim
  4. End connections: RF, RTJ, BW, wafer or lug
  5. Required cracking pressure / spring option
  6. Design standard: API 6D, BS 1868 or API 594
  7. Options: lever and weight, damper, NACE

Every swing check valve is shell and seat tested to API 598 / ISO 5208 before shipment and delivered with EN 10204 3.1 material certificates. PMI, NDE and third-party inspection (SGS / BV) are available on request.

Other Check Valve Products

Pressure Seal Swing Check ValveLift Check ValveDuplex Disc Wafer Check ValveTilting Check ValveNozzle Check ValveAll Check Valves →
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Request a Quotation

Interested in the swing check valve? Tell us your size, pressure class, material, standard and quantity — our engineers respond within 24 hours.

Your inquiry goes directly to our sales team. You can also email us at SALES@VTXFLOW.COM.