Mechanically welded tank bottom valves
From customizable standard to 100% tailor-made
Standard characteristics (Ducroux Type X400):
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NOMINAL DIAMETER: DN 25 to 250
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CONSTRUCTION: Mechanically welded. Wetted parts: 316L stainless steel (other 304L)
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SEALS (SEAT AND BASE): Flat PTFE
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VALVE: Articulated upright
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CABLE GLAND: Bolted and self-compensating, PTFE lined
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CONNECTION: PN16 flanges (screwed in, rotating out). Base to be welded on the tank
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STEM: Rising non-rotating, externally threaded
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MANEUVER NUTS: Anti-seize treated stainless steel
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INTERCHANGEABLE SEAT: Metal with or without PTFE insert
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EXIT INCLINATION: Square or 17°
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TECHNICAL SHEET: Standard tank bottom
Our tank bottom valve is available in special productions
DOUBLE ENVELOPE
FIRE SAFETY
COLLECTOR
Materials
Stainless steel: 304L, 316L, 316Ti, 321, 904L, U65, others
Duplex: U45, othersNickel alloys: Hastelloy, Inconel, Incoloy, Nickel 200 and 201, Monel and others
Titaniums
Others : Zirconium, Tantalum
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
Types of connection
welding : Butt welding, Socket welding
flanged: Screwed, solid or rotating, PN on request
tapped: Gas, NPT, others
specials: Glued, SMS, picons, smooth ends, others
Additional options
test sockets,
injections,
Others
Toppings
Materials : Modified PTFE, filled PTFE, graphite, others
Sealing scope
Materials : Stellite, Hastelloy, Hard Chrome, Stainless Steel and others
Types: Massif, or refills
Isometry
Inclines on request
Tank base: flat or curved
Actuators
Pneumatic: Piston, membrane, single or double effect
Electric: With or without fail safe
Option: Additional manual emergency control, padlockable control, remote control, reducer
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
Gallery