Mechanically welded gate valves
From customizable standard to 100% tailor-made

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 à 50
-
NOMINAL DIAMETER: DN 65 to 300
- BODY CYLINDRICAL: Rectangular
- BODY JOINT: Without interlocking
- DOUBLE WEDGE: 316L reloaded Hastelloy C276
- PDF FILE: DN 65 à 150 DN 200 à 350
Our gate valve is available in special productions

DOUBLE ENVELOPE

DOUBLE SEALING BARRIER

HIGH TEMPERATURE

SOLIDIFIED JOINT
Materials
- Stainless steel: 304L, 316L, 316Ti, 321, 904L, U65, others
- Duplex: U45, others
- Alliages de Nickel : Hastelloy, Inconel, Incoloy, Nickel 200 et 201, Monel et autres
- 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
Approvals
- ATEX - ACS - ADR - RID - PMUC - ISO 10497 - API 607 - EN15848 - APSAD - RCC-M/MR – others
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