ECOLINE PTF 800 Lift check valve
Lift check valve

ECOLINE PTF 800

Lift check valve to ANSI/ASME with threaded sockets (NPT), butt weld ends (BW) or socket weld ends (SW), Trim 8 (Stellite/13 % chrome steel), with bolted cover, spring-loaded valve disc, available in carbon steel and alloy steel.
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Main Applications

  • Boiler feed applications
  • Fossil-fuelled power stations
  • Petrochemical industry
  • Pipelines and tank farms
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Technical Data

  • Nominal pressureCL 800
  • Max. nominal sizeNPS 2
  • Max. allowed fluid temperature593 °C

Benefits

  • Long service life and high functional reliability by hard-faced seat/disc interfaces made of wear-resistant and corrosion-resistant materials
  • Reliable sealing. Cover gasket fully confined to prevent creep.
  • Versatile. Closing spring enables use in vertical or horizontal pipes.

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Documents

TitleFormatSizeLast change
icon download-pdfDeclaration of conformity (0570.8545_EN)pdf0.175/24/2019
TitleFormatSizeLast change

Technical Data

  • FunctionPrevent backflow
  • Connection typeInternal-thread connection, Butt weld ends, Socket weld ends
  • Casing material0655, 1686, 1722, 6988, A273, B187, B191
  • Nominal pressureCL 800
  • Max. nominal sizeNPS 2
  • Min. nominal sizeNPS 1/2
  • Max. allowed fluid temperature593 °C
  • Min. allowed fluid temperature0 °C
  • Valve body typeStraight-way valve w.weld ends

Sectional Drawings

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