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.

Material number list – ECOLINE PTF 800

12 products
NameNominal pressureNominal size InletConnection type InletWeightMaterial numberPrice
ECOLINE PTF 800 1 1/2 IN SW A105 Trim8CL 800NPS 1 1/2 (DN40)Welded/soldered/bonded socket7.8 Kilogram42292969
ECOLINE PTF 800 1 1/2 IN SW F316 Trim10CL 800NPS 1 1/2 (DN40)Internal-thread connection7.8 Kilogram42293012
ECOLINE PTF 800 1 1/4 IN SW A105 Trim8CL 800NPS 1 1/4 (DN32)Welded/soldered/bonded socket6.5 Kilogram42292968
ECOLINE PTF 800 1 1/4 IN SW F316 Trim10CL 800NPS 1 1/4 (DN32)Internal-thread connection6.5 Kilogram42293011
ECOLINE PTF 800 1 IN SW A105 Trim8CL 800NPS 1 (DN25)Welded/soldered/bonded socket2.8 Kilogram42292967

Documents

TitleFormatSizeLast change
icon download-pdfDeclaration of conformitypdf0.175/24/2019
TitleFormatSizeLast change
icon download-pdfOperating manualpdf17.535/24/2019
icon download-pdfOperating manual ECOLINE GTF/GLF/SCF/FYFpdf0.615/24/2019
TitleFormatSizeLast change

Technical Data

  • FunctionPrevent backflow
  • Connection typeInternal-thread connection, Weld end, Welded socket
  • 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