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Afsluiters

  • 42″ 600lb Flexible Wedge Gate Valve, Bb, Os&Y,Rs. Motorised.
    42″ 600lb flexibele wigafsluiter, Bb, Os&Y, Rs. Gemotoriseerd.
    FOTO TOONT ​​SPECIFICATIES ZOALS HIERONDER
    MAAT: 42″
    BEOORDELING: 600LB
    CARROSSERIE EN MOTORKAP: ASTM A216 WCB
    SCHIJF: ASTM A216 WCB+STELLITE 6, FLEXIBELE WIG, VOLLE POORT
    STAM: ASTM A182 F6A
    ZETEL: ASTM A105+STELLITE 6
    AANDRIJVING: LIMITORQUE SMC-5 480V AC, 3PH, 60HZ, MET HANDMATIGE OVERBEDIENING.
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  • Solid wedge gate valve, BB, OS&Y, RS, motorised
    Vaste wigafsluiter, BB, OS&Y, RS, gemotoriseerd
    FOTO TOONT ​​SPECIFICATIES ZOALS HIERONDER
    MAAT: 20″*16″
    BEOORDELING: 300 LB 600 LB
    CARROSSERIE EN MOTORKAP: ASTM A216 WCB
    SCHIJF: ASTM A216 WCB+STELLITE 6, FLEXIBELE WIG
    STAM: ASTM A182 F6A
    ZETEL: ASTM A105+STELLITE 6
    AANDRIJVING: INTELLIGENT MODULEREND TYPE MET BEPERKTE KOPPEL, 4-20 mA signaal, 480 V AC, 3 FASEN, 60 HZ, MET HANDMATIGE OVERBEDIENING.
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  • A350 LF2 JIS 5K Gate Valve
    A350 LF2 JIS 5K Gate Valve
    SIZE: 25A (1")
    RATING: JIS 5K
    DESIGN: API 602 12th EDITION
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  • NRS Resilient Seated Gate Valve
    NRS veerkrachtige afsluiter
    Afmetingen: 2″~24”
    Beoordeling: 150LB
    Materialen:
    ASTM A536 65-45-12 carrosserie en motorkap, epoxy gecoat
    ASTM A536 65-45-12+EPDM gecoate schijf
    ASTM A182 F6A-stam
    Integrale lichaamszitting
    Bediening: handwiel
    Einden: Flens volgens ANSI B16.1
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  • Manual gear flexible wedge gate valve
    Handmatige flexibele wigafsluiter
    FOTO TOONT ​​SPECIFICATIES ZOALS HIERONDER
    MAAT: 8″
    BEOORDELING: 600LB
    CARROSSERIE EN MOTORKAP: ASTM A216 WCB
    SCHIJF: ASTM A216 WCB+STELLITE 6, FLEXIBELE WIG
    STAM: ASTM A182 F6A
    ZETEL: ASTM A105+STELLITE 6
    AANDRIJVING: TANDWIELEENHEID
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  • Die-forged Gate Valve
    Die-forged Gate Valve
    Valve Type Flexible Wedge Gate Valve
    Size Range ¼” to 4″ (DN8 to DN100)
    Pressure Class 150LB · 300LB · 600LB · 900LB · 1500LB
    End Connections Socket Weld (SW) · NPT · Raised Face Flange (RF)
    Body/Bonnet ASTM A105 Forged Carbon Steel
    Trim Package F6a Hardfaced
    Gate Disc A105 + Stellite 6
    Stem ASTM A182 F6a (13Cr SS)
    Seats Integral Stellite 6 overlay
    Gasket Spiral Wound SS316/Graphite
    Operation Handwheel (Standard) · Gear Operator (Opt)
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  • Api 6d & Api 600 Manual Solid Wedge Gate Valve
    Api 6d & Api 600 handmatige vaste wigafsluiter
    FOTO TOONT ​​SPECIFICATIES ZOALS HIERONDER
    MAAT: 8″
    BEOORDELING: 600LB
    CARROSSERIE EN MOTORKAP: ASTM A216 WCB
    SCHIJF: ASTM A216 WCB+STELLITE 6, VAST
    STAM: ASTM A182 F6A
    ZETEL: ASTM A105+STELLITE 6
    AANDRIJVING: TANDWIELEENHEID
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  • 16″ 1500lb F91 Parallel Disc Gate Valve For Thermal Duty
    16″ 1500lb F91 parallelle schijfafsluiter voor thermische toepassingen
    FOTO'S TONEN SPECIFICATIES ZOALS HIERONDER
    MAAT: 16″
    BEOORDELING: 1500LB
    CARROSSERIE: ASTM A182 F91
    SCHIJF: ASTM A182 F91
    LENTE: INCONEL X-750
    STAM: ASTM A182 F91
    ZETEL: ASTM A182 F91 VERVANGBAAR.
    AANDRIJVING: TANDWIELEENHEID
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  • Slab gate valve flat gate valve
    Plaatafsluiter vlakke afsluiter
    FOTO'S TONEN SPECIFICATIES ZOALS HIERONDER
    MAAT: DN200
    BEOORDELING: PN420
    CARROSSERIE EN MOTORKAP: ASTM A216 WCB
    SCHIJF: ASTM A182 F304+STELLITE 6, VAST
    STAM: ASTM A182 F6A
    ZETEL: ASTM A105+STELLITE 6
    AANDRIJVING: WIEL
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  • Spring Close Fast Quick Open Gate Valve Discharge Valve
    Veersluitende, snel openende afsluiter, afvoerklep
    FOTO TOONT ​​SPECIFICATIES ZOALS HIERONDER
    MAAT: 8″
    BEOORDELING: 600LB
    CARROSSERIE EN MOTORKAP: ASTM A216 WCB
    SCHIJF: ASTM A216 WCB+STELLITE 6, FLEXIBELE WIG
    STAM: ASTM A182 F6A
    ZETEL: ASTM A105+STELLITE 6
    AANDRIJVING: TANDWIELEENHEID
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  • Power Plant Parallel Slide Gate Valve
    Parallelle schuifafsluiter voor elektriciteitscentrale
    Ontwerpnorm: API 600 / ASME B16.34
    Maat: 16 inch (NPS 16)
    Drukklasse: ASME-klasse 1500 (1500 LB)
    Materiaal carrosserie en motorkap: ASTM A182 F91 (9Cr-1Mo-V gesmeed staal)
    Kaptype: Drukafdichting (zelfdichtend) Kap
    Eindverbinding: stomplas (BW) volgens ASME B16.25
    Zitringen: Volledige Stellite 6 Overlay (Min. 3 mm)
    Poortplaten: Stellite 6 geharde contactoppervlakken
    Steelmateriaal: ASTM A182 F6a (oppervlakte genitreerd HRC≥40)
    Stamtype: stijgende stam (OS&Y) met anti-blowout-ontwerp
    Verpakking: Flexibele grafietringen (brandveilig volgens API 607)
    Pakking: Drukafdichtingsring (Inconel 600 RTJ-type)
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  • CNG LNG LPG Pattern forged cryogenic gate valve
    CNG LNG LPG-patroon gesmede cryogene afsluiter
    FOTO TOONT ​​SPECIFICATIE ZOALS HIERONDER
    MAAT: 1″
    BEOORDELING: 800LB
    EINDE: ZW VOLGENS ASME B16.11
    TEMPERATUUR: -196 ℃
    CARROSSERIE EN MOTORKAP: ASTM A182 F304
    WIG: MASSIEF ASTM A182 F304+HF
    STAM: ASTM A182 F304
    STOEL: HF METAAL
    AANDRIJVING: HANDWIEL
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A gate valve is a type of valve used to completely stop or allow flow in a pipeline by raising or lowering a solid barrier (the gate) into the path of the fluid. It is primarily designed for on/off control rather than flow regulation. When the valve is fully open, the gate is entirely lifted, allowing unobstructed flow with minimal pressure drop. When closed, the gate seals tightly to stop flow entirely. Gate valves are most effective in systems where the valve remains either fully open or fully closed for extended periods. They are not ideal for throttling purposes because the partially open gate can vibrate, causing wear and potentially damaging the valve. These valves are widely used in water supply systems, oil and gas pipelines, and industrial applications due to their robust construction and ability to handle high pressures and temperatures. Common materials include cast iron, stainless steel, and brass, with options tailored to specific media and environments. Gate valves are known for their durability, tight sealing, and long service life, making them a preferred choice in many heavy-duty applications.

What Are The Advantages Of Using A Gate Valve?

Gate valves offer several advantages that make them a popular choice for a wide range of industries. One of the key benefits is their low pressure drop when fully open, which helps maintain system efficiency. Their straight-through flow design minimizes turbulence and energy loss. Gate valves also provide a reliable shutoff, which is crucial for isolating sections of piping during maintenance or emergencies. Because they are designed for full open or closed positions, gate valves reduce wear and extend service life when used properly. Their versatility in handling different types of fluids—such as water, steam, oil, and gas—adds to their appeal. In addition, gate valves are available in various sizes and materials, which makes them suitable for everything from household plumbing to large-scale industrial systems. They can be installed in both horizontal and vertical orientations, offering flexibility in system design. With proper installation and minimal maintenance, gate valves deliver long-term, dependable performance even in demanding environments.

Gate Valves FAQ

  • 1.What is a gate valve used for?

    It’s used to start or stop the flow in a pipeline.

  • 2.Can a gate valve be used for flow control?

    No, it’s not suitable for throttling.

  • 3.Is a gate valve better than a ball valve?

    Each has different uses—gate valves are better for isolation in large systems.

  • 4.What media can gate valves handle?

    They can handle water, oil, gas, steam, and slurry.

  • 5.How do I know if a gate valve is open or closed?

    In rising stem types, the stem position indicates the valve status.

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