VAG AW Disk Check Valve - resilient-seated - vertical

VAG AW Disk Check Valve - resilient-seated - vertical type

VAG AW Disk Check Valve - resilient-seated - vertical type

Product characteristics and benefits

  • Resilient seated in accordance with EN 12334
  • Face-to-face length acc. to EN 558-1, basic series 48 (DIN 3202, F6)
  • With flange ends on both sides acc. to EN 1092-2
  • With lever and weight (located on the right in flow direction)
  • Lever and weight useable for position indicator
  • Connection between shaft and disk by key
  • For vertical pipelines (flow from bottom upwards)
  • With large access bonnet for easy maintenance

Materials

  • Body: Ductile cast iron EN-JS 1030 (GGG-40)
  • Bonnet: Ductile cast iron EN-JS 1030 (GGG-40)
  • Check valve disk: Ductile cast iron EN-JS 1030 (GGG-40)
  • Bonnet bolts: Stainless steel A4 (DIN EN ISO 3506)
  • Check valve shaft: Stainless steel 1.4057
  • Seat: Zincfree bronze (waste-water resistant)
  • Check valve disk seal: NBR
  • Shaft bushing: O-rings made of NBR (resistant to waste water)

Corrosion protection

  • Inside and outside epoxy coating

Versions

  • Standard version as described
  • With mounted wire guard of stainless steel 1.4571

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