Vlinderkleppen

  • FOTO TOONT ​​SPECIFICATIES ZOALS HIERONDER
    MAAT: 8″~14″
    BEOORDELING: 200WOG
    BODY: ASTM A216 WCB
    SCHIJF: ASTM A351 CF8
    STEEL: SS416 PINLOOS
    STOEL: NBR
    AANDRIJVING: TANDWIELEENHEID
  • MAAT: DN700
    BEOORDELING: PN6
    CARROSSERIE: ASTM A536 65-45-12
    SCHIJF: ASTM A351 CF8M
    STEEL: SS416 PINLOOS
    STOEL: NBR
    SCHILDERIJ: FLUORKOOLSTOF, C5-I
    AANDRIJVING: TANDWIELEENHEID
  • Maat: 4″
    Beoordeling: 150LB
    Einden: Gelast volgens ANSI B16.5
    Materialen:
    ASTM A216 WCB-behuizing
    ASTM A182 F316L-afwerkingen
    Operator: ISO5211 montagepad voor actuator
  • FOTO'S TONEN SPECIFICATIES ZOALS HIERONDER
    MAAT: DN450
    BEOORDELING: PN16
    LICHAAM: ASTM 536 NORMAAL IJZER 65-45-12
    SCHIJF: ASTM A536 NOMINAAL IJZER 65-45-12+ENP
    STEEL: SS416 PINLOOS
    ZITTING: EPDM
    AANDRIJVING: TANDWIELEENHEID
  • VOORBEELDSPECIFICATIES
    MAAT: 26″
    BEOORDELING: 1500LB
    LICHAAM: ASTM A105N
    SCHIJF: ASTM A182 F316
    VERLENGD JUK: ASTM A182 F5
    STEM: SS416
    ZETEL: ASTM A182 F316
    SEAL: SS316+GRAPHITE LAMINATED
    AANDRIJVING: TANDWIELEENHEID
  • MAAT: 8″~14″
    BEOORDELING: 200WOG
    LICHAAM: ASTM A536 NORMAAL IJZER
    SCHIJF: ASTM A536 NOMINAAL IJZER
    STEEL: SS416 PINLOOS
    STOEL: NBR
    AANDRIJVING: TANDWIELEENHEID
  • Maat: 6" (DN150)
    Drukclassificatie: 150 lb (ASME B16.5)
    Belangrijkste materialen:
    Lichaam: ASTM A395 (nodulair gietijzer)
    Schijf: ASTM A351 CF8M (roestvrij staal 316) met PTFE-coating
    Steel: AISI 316 roestvrij staal
    Zitting: versterkt PTFE (polytetrafluorethyleen)
    Bediening: hendelbediend
    Eindverbinding: geschroefde nokken (conform ASME B16.5)
  • FOTO TOONT ​​SPECIFICATIES ZOALS HIERONDER
    MAAT: 2,5″
    BEOORDELING: 125LB
    LICHAAM: ASTM A536 NORMAAL IJZER
    SCHIJF: ASTM A536 NOMINAAL IJZER 65-45-12
    STEEL: SS416 PINLOOS
    ZITTING: EPDM
    AANDRIJVING: HENDEL
  • Maat: 4” & 6” (DN100 & DN150)
    Drukclassificatie: 150 lb (PN16)
    Belangrijkste materialen:
    Carrosserie en schijf: CPVC (corrosiebestendig, lichtgewicht ontwerp)
    Steel: roestvrij staal 304 (hoge sterkte, uitstekende corrosiebestendigheid)
    Zitting: EPDM (Superieure afdichting, chemisch bestendig)
    Bediening: Hendel (Snelle en eenvoudige handmatige bediening)
    Verbindingstypen:
    Wafertype – Compact ontwerp voor standaard flensinstallatie
    Lug-type – Maakt verwijdering aan één kant mogelijk voor eenvoudig onderhoud
    Monoflange – Flexibele aanpassing aan meerdere flensnormen

A butterfly valve is a type of quarter-turn valve used to regulate, isolate, or start and stop fluid flow in a piping system. It consists of a circular disc or plate mounted on a rotating shaft. When the handle or actuator turns the shaft 90 degrees, the disc moves from a fully closed to a fully open position, allowing flow through the valve. The disc remains in the flow path even when open, which means there is always a slight pressure drop. Butterfly valves are known for their compact design, fast operation, and cost-effectiveness, especially in large-diameter pipelines. They come in various types, such as wafer, lug, and double or triple offset styles, depending on the pressure and sealing requirements. These valves are widely used in industries such as water treatment, HVAC, chemical processing, oil and gas, and food and beverage, due to their reliability, low maintenance, and easy installation.

What Are The Advantages Of Using Butterfly Valves Over Other Valve Types?

Butterfly valves offer several advantages that make them a preferred choice in many industrial and commercial applications. First, their lightweight and compact structure requires less space and support compared to gate or globe valves, which is especially beneficial for high-diameter pipelines. They provide quick shutoff and throttling capabilities with just a quarter-turn, resulting in faster and easier operation, whether manual or automated. Butterfly valves are generally more cost-effective in both initial investment and maintenance, as they have fewer moving parts and simple construction. Additionally, they can handle a wide range of fluids, including gases, liquids, and slurries. With advancements in sealing technologies, modern butterfly valves can achieve tight shutoff, even in high-pressure and high-temperature systems. Their versatility in materials—such as stainless steel, cast iron, and PVC—makes them suitable for corrosive or sanitary environments, depending on the application needs.

Butterfly Valves FAQ

  • 1.Are butterfly valves suitable for high-pressure systems?

    Yes, triple offset butterfly valves are designed for high-pressure and high-temperature conditions.

  • 2.Can butterfly valves be used for throttling?

    Yes, they are often used for throttling and flow regulation.

  • 3.What materials are butterfly valves made from?

    Common materials include stainless steel, cast iron, ductile iron, PVC, and carbon steel.

  • 4.Are butterfly valves bidirectional?

    Most butterfly valves are bidirectional, but performance may vary by type and design.

  • 5.How long do butterfly valves last?

    With proper material selection and maintenance, they can last many years in industrial use.

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