Wafer Type Centerline Butterfly Valve

Product

Wafer Type Centerline Butterfly Valve

Specification

Size: NPS 2”-8”
Pressure: 150LB
Body Materials: Cast Iron/Ductile Iron
Seat Materials: EPDM / NBR/ VITON / PTFE
Design: API 609, MSS SP-67
Face To Face: API 609, MSS SP-67, DIN3202, BS EN558-1
Pressure Test: API 598
Flange Drilling: ANSI B16.1 class125, BS4504 PN10/PN16, DIN2501 PN10/PN16
Top Flange: ISO5211
Suitable Medium: air, Sewage, steam, gas, oil, etc

Main Parts Material:

Part Material
Body WCB,QT450
Disc WCB,QT450
Shaft 2Cr13
O ring EPDM / NBR/ VITON / PTFE
Packing Flexible graphite

Features:

  1. Simple and compact structure, small and lightweight, easy to transport, install and disassemble.
  2. 90 degree switch, fast switching. Low operating torque, low labor save.
  3. Good sealing performance, long life, can achieve zero leakage.
  4. Select different parts materials, suitable for various media.
  5. The flow characteristics are similar to the straight line, and the adjustment performance is good.