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Ductile Iron Valves
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Ductile Iron Valves

  • DIN F4 Standard Ductile Iron Soft Sealing Gate Valve | Zero Leakage for Water Supply Systems
    100% Bubble-Tight Sealing: Achieve zero leakage (ISO 5208 Rate A) even under low pressure, saving water and reducing pump load.
    Durable EPDM Coating: Fully vulcanized rubber lining on the gate provides excellent corrosion resistance and a long service life (20+ years).
    Full Bore & Flat Bottom: No sediment accumulation, ideal for raw water and sewage applications with debris.
    Superior Corrosion Protection: Fusion-bonded epoxy coating inside & out (WRAS/ACS approved) prevents red water.
    Low Torque Operation: O-ring stem seals reduce friction, allowing easy manual operation even for large diameters (DN300+).
    OEM & Customization Ready: We support custom flanges (ANSI/BS/JIS), coatings, and gearboxes.
  • AWWA C515 Ductile Iron Resilient Seated Gate Valve | Zero Leakage for Waterworks
    AWWA C515 Compliant: Fully meets American Water Works Association standards for potable water systems.
    100% Bubble-Tight Shut-Off: Resilient rubber-coated gate ensures zero leakage (ISO 5208 Rate A).
    Durable Fusion-Bonded Epoxy Coating: NSF/ANSI 61 certified, prevents red water and corrosion.
    Non-Rising Stem (NRS) Design: Ideal for underground installation with limited vertical space.
    Full Port & Flat Bottom: No debris trap, ensures smooth flow and minimal pressure loss.
    100% Hydrostatic Tested: Each valve individually tested before shipment.
  • Ductile Iron Push-On / Socket End Gate Valve | Fast Installation for Underground Pipes
    Socket End Connection: Push-on joint design compatible with ductile iron pipe (ISO 2531/EN 545).
    Quick & Easy Installation: No bolts or gaskets needed — simply push pipe into socket.
    Zero Leakage Guarantee: Resilient seated gate provides bubble-tight shut-off.
    Anti-Pullout Design: Integral locking ring prevents accidental disconnection.
    Corrosion Resistant: 250-micron epoxy coating inside and out.
    Ideal for Buried Service: Non-rising stem design saves vertical space.
  • Ductile Iron Flange-Less Insertion Gate Valve | Space-Saving for Tight Pipe Sections
    Wafer/Insertion Type: No flanges — installs between pipe flanges using through-bolts.
    Ultra-Compact: Saves installation length by 40% compared to flanged valves.
    Lightweight Design: Easier to handle and transport.
    Soft Sealing Gate: EPDM encapsulated gate for zero leakage.
    Low Torque Operation: O-ring stem seal reduces operating force.
    Cost Effective: Fewer bolts and no flange gaskets required.
  • Ductile Iron Wafer Butterfly Valve | Gear / Lever Operated for HVAC & Water
    Wafer Design: Sandwich installation between two flanges — lightweight and compact.
    Multiple Disc Options: EPDM/NBR lined body with ductile iron or stainless steel disc.
    90° Quick Operation: Quarter-turn lever or gearbox for fast open/close.
    Bi-Directional Sealing: Seals perfectly in both flow directions.
    Low Pressure Drop: Streamlined disc profile minimizes flow resistance.
    Interchangeable: Fits between PN10/PN16/ANSI Class 150 flanges.
  • Ductile Iron Lug Type Butterfly Valve | Dead-End Service Capable
    Lug Type Body: Threaded inserts on both sides allow dead-end service.
    Removable Downstream Piping: You can remove downstream pipe without shutting off upstream pressure.
    Double Flanged Bolt Pattern: Bolts pass through lugs, not through the body.
    Soft Seat: EPDM or NBR rubber-lined body for bubble-tight sealing.
    Bi-Directional: Rated for full pressure in both directions.
    ISO 5211 Mounting Pad: Easy to install actuators.
  • Ductile Iron Flanged Butterfly Valve | Heavy-Duty for Industrial Pipelines
    Flanged Ends: Integral flanges for direct bolt-up to pipeline flanges (PN10/16/Class 150).
    Robust Construction: Designed for higher torque and more demanding service.
    Full Rubber Lining: Seat is fully bonded to the body for corrosion resistance.
    Easy Disc Replacement: Remove top flange and replace disc without dismantling valve.
    Gear or Motor Ready: Top flange conforms to ISO 5211 for actuator mounting.
    Bi-Directional Sealing: Zero leakage in either direction.
  • Ductile Iron Double / Triple Offset Butterfly Valve | Metal Seated for High Temp & Abrasion
    Offset Design: Disc rotates off-center, reducing wear and extending life.
    Metal-to-Metal Sealing: Suitable for high temperature (up to 400°C) and abrasive media.
    Double Offset (DOV): Cam action eliminates rubbing during opening/closing.
    Triple Offset (TOV): Zero leakage with bi-directional, fire-safe sealing.
    Low Operating Torque: Ideal for automated actuation.
    Class 150 to 300: Available in higher pressure classes.
  • Ductile Iron Wafer Check Valve | Single/Dual Plate Design for Backflow Prevention
    Wafer Type: Ultra-compact design installs between two flanges — saves space and weight.
    Single Plate (Swing Disc) or Dual Plate (Twin Disc): Options for different flow conditions.
    Low Pressure Drop: Streamlined disc design minimizes flow resistance.
    Fast Closing: Springs assist rapid disc closure to prevent water hammer.
    Silent Operation: No slamming noise compared to traditional swing check valves.
    Vertical or Horizontal Installation: Flexible mounting orientation.
HEBEI GAOVISTA IMP & EXP TRADING CO., LTD
We specialize in supplying a full range of pipeline products, including carbon steel and stainless steel flanges, industrial valves, ductile iron valves, various pipe fittings and pipeline accessories.

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