Tank bottom valve, straight pattern


Tank bottom valve straight pattern 603M

Our tank bottom valve, straight pattern :

For any liquid, powder or gas. Optional bellows if dangerous product.

Opening inside tank for “crust breaking” function, no dead areas

DN 20 to 400
3/4" à 16"
PN 10 to PN 150
150 to 900 lbs

Type: 603

Functions – Tank bottom valve, straight pattern

♦ emptying or withdrawal valve : at tank / reactor bottom ; in-line with pipe adaptor

Construction – Tank bottom valve, straight pattern

  • 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, Solid

Uses – Tank bottom valve, straight pattern

  • Service conditions: High pressure, High temperature, Low temperature, Abrasion, Corrosion, High viscosity, Vacuum, Dead space free
  • Types of fluids: Liquids, Liquids with solid particles – Slurry, Gas, Powder and powdery media, High viscosity fluids
  • Applications: Fine chemicals, Plastics and polymers, General chemicals, Petrochemicals, Cryogenic service

Features & Options

Tank bottom valve straight pattern 603M

DN 20 to 400
3/4" à 16"
PN 10 to PN 150
150 to 900 lbs


♦ metal-to-metal or PTFE-to-metal disc/seat tightness
♦ flush closing or extended disc on request
♦ position indicator
♦ 60° outlet
♦ bolted stuffing-box, live loaded with spring washers
♦ solid connection flanges
♦ in compliance with PED 97/23/EC


Handwheel,double acting pneumatic actuator,single acting pneumatic actuator (limited by size/pressure class and/or stroke),hydraulic actuator,electric motor,air motor

Closing device


Options – Tank bottom valve, straight pattern

– adaptation to any type of connection
– other outlet angle
– “tank safe” design with double disc
– disc with double tightness system (PTFE/metal + metal/metal seated disc)
– hard faced seating surfaces according
– profiled disc to fit the tank or pipe contour (no dead areas)
– disc with aluminium seating surface
– disc o’ring
– removable seat
– o’ring on body extension (no dead areas)
– vacuum tight
– stem bellows
– temperature sensor through disc
– additional draining and/or cleaning nozzles
– heating jacket
– firesafe design (certified)
– FDA grade gaskets and packing rings
– leak detector at stuffing box
– inside and/or outside polishing
– stroke limit or proximity switches
– side mounted pneumatic actuator
– manual override for pneumatic actuator
– stainless steel pneumatic actuator
– actuator locking in closed position (safety)
– manual operator with locking mechanism
– extended manual operator, optionally with cardans
– manual operator mounted on ISO base for later adaptation of motor
– electric actuator with local / remote controls
CAUTION : some options are not compatible