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Soft Seated Valves and Manifolds
General Features
Isolate Valves (Block Valves)

Bore Size 1/4" (6.35 mm)
– Needle Seal: Packing
Soft Seat: Cone Design

Features

  • Rising Plug Valve Design
  • Soft Seated – Roddable Design
  • Replaceable Valve Seat – ETFE, POM and PEEK
  • Needle Seal
    Standard Packing in PTFE
    or Carbon filled PTFE – TA-Luft Option
  • Non-rotating Needle
  • External Stem Thread – Packing below stem threads.
    Stem threads are protected from process media (non-wetted).
  • Stem with Cold Rolled Threads
  • Blow-out Proof Needle
  • Back Seat – Metal to metal secondary stem seal
  • Lock Pin – Eliminates unauthorized removal of the bonnet
  • Color Coded Dust Cap for operating thread protection
  • Valve Seat in ETFE 3,000 psi (207 bar) rated.
    Valve Seat in POM and PEEK mod 6,092 psi (420 bar) rated.
  • Anti-Tamper Valve Head Options available
  • All Non-wetted parts in 316 Stainless Steel
Isolate Valves (Block Valves)
Bore Size 1/4" (6.35 mm)
– Needle Seal: Double O-Ring
   Soft Seat: Cone Design

Features
  • Needle Seal
    Double O-Ring in FKM (optional RGD resistant) or FEPM
  • All other features as above
Components Carbon Steel Stainless Steel Exotic Alloys
Material / Material No.
Body A 105 / LF2 316 / 316L Alloy 400 Alloy C-276
Bonnet 316 / 316L 316 / 316L Alloy 400 Alloy C-276
Seat ETFE, POM or PEEK ETFE, POM or PEEK ETFE, POM or PEEK ETFE, POM or PEEK
Needle 316 / 316L 316 / 316L Alloy 400 Alloy C-276
O-Ring FKM or FEPM FKM or FEPM FKM or FEPM FKM or FEPM
Back-up-Rings Carbon filled PTFE
Packing PTFE or Carbon filled PTFE
Valve Stem 316 / 316L 316 / 316L 316 / 316L 316 / 316L
Gland 316 316 316 316
Stem Nut 316 316 316 316
Lock Nut 316 316 316 316
Set Screw 316 316 316 316
T Handle 316 316 316 316
Lock Pin 316 316 316 316


Wetted components listed in bold.

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