Our injection valve
For any fluid, well suited for the “crust breaking” function.
Metal/metal sealing for abrasive or polymerising fluid.
DN 15 to DN 200
1/2″ to 8″
PN 10 to PN 420
150 to 2500 Lbs
Functions – Injection valve
♦ feeding valve: installed on tank/reactor walls or dome
♦ injection valve: mounted on a section of piping
Operating principle – Injection valve
– Shutter : Polished piston
– Sealing : With stuffing box (repackable in service)
– “No dead zone” design for accurate mesurement
Fabrication – Injection 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 – Injection valve
- Service conditions : High pressure, High temperature, Low temperature, Abrasion, Corrosion
- Types of fluids : Liquids, Liquids with solid particles, Gas, Powder and powdery media, High viscosity fluids
- Applications : Fine chemicals, Plastics and polymers
Features & Options
Sealing system
♦ Metal-to-metal seating with conical piston
♦ Radial soft seating with packing, o’rings, etc.
Operation
Handwheel or crank according to size, double acting pneumatic actuator, single acting pneumatic actuator (depending on size/pressure class and/or stroke), hydraulic actuator, electric actuator, air motor.
Closing device
piston with conical seating, straight piston
Options – Injection valve
– adaptation to any type of connection
– contoured piston to match the tank or line profile (no dead area)
– crust breaking function
– hard faced seating surfaces according to media and/or pressure
– vacuum tightness
– firesafe design
– heating jacket
– FDA grade gaskets and packings
– leak detector at stuffing box
– interchangeable seat
– inside and/or outside polishing
– additional draining and/or cleaning nozzles
– stroke limit or proximity switches
– manual override for pneumatic actuator
– dry air actuator
– stainless steel pneumatic actuator
– pneumatic actuator with stroke damper if trip time > 50 mm/s
– actuator locking system (safety)
– manual operator with locking mechanism
– chain handwheel
– 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
