English
ContactFeedback
Needle Type Globe Valves and Accessories
General Features
Valve Head Unit Options
Internal Stem Thread
External Stem Thread
Features

Internal Stem Thread means Threads are in contact with process media.

External Stem Thread means Packing below Stem Threads. Stem Threads are protected from process media (non-wetted), helps to prevent stems from galling.

Stem Features
  • Stem with cold rolled threads
  • Back seat (except Integral Bonnet Needle Valve)
  • Non-rotating needle tip or alternatively non-rotating needle

Valve Seat (Metal to Metal)
  • Integral Valve Seat or Replaceable Valve Seat
Copyright © 2015 Armaturenfabrik Franz Schneider GmbH + Co. KG. All rights reserved.