Transfer Line and Decoke valve


Slide valve

Our transfer line and decoke valve :

Through conduit design, no retention areas, no pressure loss

ND 6″ to ND 56″
DN 150 to DN 1400
PN 20 to PN 100
150 to 600 Lbs

Functions – Transfer Line and Decoke Valve

♦ On/off valve : in-line installation

Operating principle – Transfer Line and Decoke Valve

– Shutter : double discs into sliding box
– Sealing : With stuffing box (repackable in service)
– Stellited discs and seats
– Removable body bottom

Fabrication – Transfer Line and Decoke Valve

  • Construction materials : Carbon Steel (CS), Stainless Steel (SS), Duplex & Super Duplex, Inconel & Incoloy®, Titanium, Zirconium, Uranus® B6, Tantalum, Nickel, Hastelloy®, Monel
  • Construction Methods : Fabricated (Welded), Cast

Uses – Transfer Line and Decoke Valve

  • Service conditions : High temperature, Abrasion, Corrosion, Low acoustic signature, Dead space free
  • Types of fluids : Liquids with solid particles, Gas, Powder and powdery media, High viscosity fluids, gas whith solid particules, particules, cracked gas, coke
  • Applications : Plastics and polymers, Petrochemicals, General chemicals

Features & Options

Slide valve
DN 50 to DN 1200
2″ to 48″
PN 2.5 to PN 50
75 to 300 Lbs

Sealing system

♦ Metal/metalseating
♦ PTFE/metal seating (maximum operating temperature +180°C)
♦ Metal/lamellar gasket seating contact


Handwheel,double acting pneumatic actuator,single acting pneumatic actuator,hydraulic actuator,electric actuator,air motor

Closing device

Through conduit gate (spectacle type),single gate (slab), double gate (slab)

Options – Slide valve

– adaptation to any type of connection
– hard faced seating surfaces
– gate scraper
– spring loaded seat
– removable upstream sleeve
– removable upstream/downstream sleeves (easier maintenance)
– reduced bore design
– additional body nozzles for draining and/or steam cleaning
– removable bottom for body cleaning
– firesafe design
leak detector at stuffing box
stroke limit or proximity switches
– dry air actuator
– pneumatic actuator with manual override
– stainless steel pneumatic actuator
– actuator locking system (safety)
– manual operator with locking mechanism
– manual operator extension, if required with cardans
– manual operator mounted on ISO base for later adaptation of actuator
electric actuator with local/remote controls
CAUTION : some options are not compatible