Mechanically welded tank bottom taps
From customizable standard to 100% tailor-made
Standard characteristics (Ducroux Type X400):
- NOMINAL DIAMETER: DN 25 to 250
- CONSTRUCTION: Mechanically welded. Wetted parts: 316L stainless steel (other 304L)
- SEALS (SEAT AND BASE): Flat PTFE
- VALVE: Articulated upright
- CABLE GLAND: Bolted and self-compensating, PTFE lined
- CONNECTION: PN16 flanges (screwed in, rotating out). Base to be welded on the tank
- STEM: Rising non-rotating, externally threaded
- MANEUVER NUTS: Anti-seize treated stainless steel
- INTERCHANGEABLE SEAT: Metal with or without PTFE insert
- EXIT INCLINATION: Square or 17°
- TECHNICAL SHEET: Standard fond de cuve
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, others
- Nickel 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
Approvals
-
ATEX - ACS - ADR - RID - PMUC - ISO 10497 - API 607 - EN15848 - APSAD - RCC-M/MR – 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
Additional options
- test sockets,
- injections,
- Others
Instrumentation
- Temperature sensor
- Limit switch (inductive or dry contact)
- solenoid valve
- Positioner