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Mechanically welded gate valves

From customizable standard to 100% tailor-made

Le standard
Vanne-opercule-mecano-soudee

Standard characteristics (Ducroux Type 210):

 

  • CONSTRUCTION: Mechanically welded Wetted parts: 316L stainless steel (other 304L)

  • CABLE GLAND: Bolted and self-compensating PTFE lined

  • OPERATING ROD: Rising non-rotating, with external thread

  • MANEUVER NUTS: Anti-seize treated stainless steel

  • BACK-SEAT: Fully open

  • CONNECTION: Screwed flanges PN16, face to face series 29

  • NOMINAL DIAMETER: DN 10 to 50

    • BODY CYLINDRICAL: Rectangular

    • BODY JOINT: Double interlocking

    • DOUBLE WEDGE: solid U65

    • PDF FILE: DN 10 to 50

  • NOMINAL DIAMETER: DN 65 to 300

    • BODY CYLINDRICAL: Rectangular

    • BODY JOINT: Without interlocking

    • DOUBLE WEDGE: 316L reloaded Hastelloy C276

    • PDF FILE: DN 65 to 150  DN 200 to 350

Personnalisations

Our gate valve is available in special productions

DOUBLE ENVELOPE

Vannes-opercules-double-enveloppe

DOUBLE SEALING BARRIER

Vannes-a-soufflet

HIGH TEMPERATURE

Vanne à opercule haute temperature

SOLIDIFIED JOINT

vanne-joint-solidifie

Materials

  • Stainless steel: 304L, 316L, 316Ti, 321, 904L, U65, others 

  • Duplex: U45, others 

  • Nickel alloys: Hastelloy, Inconel, Incoloy,  Nickel 200 and 201, Monel and others 

  • Titaniums 

  • Others: Zirconium, Tantalum

Types of connection

  • welding :  Butt welding, Socket welding

  • flanged:  Screwed, solid or rotating

  • tapped:  Gas, NPT, others

Sealing scope

  • Materials :  Stellite, Hastelloy, Hard Chrome, Stainless Steel and others

  • Types:  Massif, or refills

Instrumentation

  • Temperature sensor

  • Limit switch (inductive or dry contact)

  • solenoid valve

  • Positioner

Gaskets

  • Materials :  Modified PTFE, filled PTFE, graphite, stainless steel, others

  • Types:  Flat, corrugated, spiral, annular, welded lips, welded inserts or others

  • Interlocking:  Single, double or without

Actuators

  • Pneumatic: Piston, membrane, single or double effect

  • Electric: With or without fail safe

  • Option: Additional manual emergency control, padlockable control, remote control, reducer
     

Toppings

  • Materials :  Modified PTFE, filled PTFE, graphite, others

Additional options

  • test sockets,

  • injections,

  • Others

Approvals

  • ATEX - ACS - ADR - RID - PMUC - ISO 10497 - API 607 - EN15848 - APSAD - RCC-M/MR – others

Sur-mesure
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Gallery

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