header piping2
Piping Systems & Welding
T-343-Diaphragm

T-343 Series: PVDF, PPn, and PP High Purity Zero-Deadleg Diaphragm Valves

For branches and laterals, our T-343 Zero Dead Leg diaphragm valves (ZDL's) eliminate dead space where bacteria can grow. Valves are cleanroom produced, assembled and packaged. All valves come standard with integral lock out device to prevent unauthorized cycling. Valves are 150psi rated at 68°F and designed for high temperature service. Fully serviceable with replacement diaphragms available.

Ideal Applications Include:

Lateral/Branch Isolation, UPW, WFI, RO/DI Systems, Semiconductor, Photovoltaic, Pharmaceutical, Biotech, Institutional, Laboratory Research, Nanotech

Supply Range

Purad UHP PVDF

T-343 Zero Dead Leg (ZDL) Valve: 20 - 110mm (1/2" - 4")

PolyPure Natural Polypropylene

T-343 Zero Dead Leg (ZDL) Valve: 20 - 63mm (1/2" - 2")

PP-Pure Pigmented Polypropylene

T-343 Zero Dead Leg (ZDL) Valve: 20 - 63mm (1/2" - 2")

Features/Benefits

  • T-343 Diaphragm Valves (PVDF, PPn, and PP)
  • T-343 Polypropylene valves are available in high purity Purad PVDF, PolyPure Natural PP or PP-Pure ® Pigmented PP resins
  • Valves are supplied with either PTFE backed EPDM or EPDM diaphragm seals
  • Valves are clean room produced and assembled
  • T-343 valves come standard with integral lock out device to prevent unauthorized cycling. All valves are 150 psi rated at 68° F

Actuation

  • Air to Spring (Open & Closed)
  • Air to Air
  • Min/Max Stroke Limiter
  • Electric Position Feedback
  • Magnetic Position Feedback
  • Manual Override Handwheel
Wet Process Logo