• PFA Lining Check Valve,ball type, spring type
  • PFA Lined check valve, ball type, spring type

PFA Lined Check Valve


  • Size Range : 1/2" - 4" / DN15-DN100
  • Pressure grade standard : ANSI CLASS 150  / JIS 10K /PN16
  • Ball type
  • Spring type
  • Maximum operating pressure :
        FLOW : 250psi (17.6kgf/cm2)
        CHECK : 150psi(10bar)
  • PFA lining thickness : 3mm up
  • Valve body design:  ASME B16.34
  • Face to face : ISO 5752
  • Operating temperature : -30°C~+100°C
  • PFA (Fluoropolymer) Liner introduction
Standard ANSI 150LB PN 16 JIS 10K
Size 1/2"~4" DN15~DN100 15A~100A
Body ASTM A351-CF8+PFA ASTM A216 Gr.WCB+PFA 1.4308+PFA 1.0619+PFA SCS13A+PFA SCW410 + PFA
Cap
Sleeve PTFE PTFE PTFE
Disc PTFE PTFE PTFE
Spring  SUS604*WPA+PFA COVER SUS604*WPA+PFA COVER SUS604*WPA+PFA COVER
Washer PTFE PTFE PTFE
  • Low pressure applications and no back pressure to seat.
  • Low opening pressure is needed to unseat the ball in then vertical position.
  • PFA lining Non-Return check valves
  • Spring type: universal installation orientation dependent upon application
  • Ball type: Vertical installation only, with flow direction from bottom up.
  • Valves for chemical process plant design

BUENO's PFA lined check valves are designed specifically for applications with highly corrosive media.

  • Hydrochloric acid
  • HF acid
  • Phosphoric acid
  • Nitric acid
  • Sulfuric acid
  • Acetic acid
  • Sea water
  • Chlorine
  • Bromine
  • Brine