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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 pressure Hydr casingCL 800
  • Maximum nominal size TSGNPS 2
  • Max allowed fluid temp TSG593 °C

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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.

Technical Data

  • Component functionPrevent backflow
  • Connection type InletInternal-thread connection, Butt weld ends, Socket weld ends
  • Mtrl Hydraulic casingC 15 GAL CUZN, SA182 GRADE F316L, SA182M GRADE F304, SA182 GRADE F304L, UNS K11597, SA182 GR F316, A336 GRADE F22 CLASS 3
  • Nominal pressure Hydr casingCL 800
  • Maximum nominal size TSGNPS 2
  • Minimum nominal size TSGNPS 1/2
  • Max allowed fluid temp TSG593 °C
  • Min allowed fluid temp TSG0 °C
  • Valve body typeStraight-way valve w.weld ends

Sectional Drawings

Documents

TitleFormatSizeLast change
Declaration of conformity (0570.8545_EN)PDF0.172021/4/19
TitleFormatSizeLast change
Operating manual (0570.86_EN)PDF17.532021/4/19
Operating manual ECOLINE GTF/GLF/SCF/FYF (7361.81_EN)PDF0.612021/4/19
TitleFormatSizeLast change