Metso Neles V-Port Segment Valve, R Series
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Neles R Series V-Port Segment Valve

Brand: Valmet
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Neles R-series V-port Segment Valve is an economical high performance control valve designed for liquid, gas, vapor and slurry control applications - especially with high capacity and wide range ability requirements. 

R-series offers light weight and low torque control valves.
Features
  • Real one piece body without inserts or seat retainers eliminates possible leak paths and bending forces from piping ensuring reliable valve operation
  • Anti-blowout shaft
  • Rotating, dynamic Q-trim attenuator for anti-cavitation and noise abatement
  • Low emissions according to ISO 15848 with wide temperature range and the longest endurance class
  • Fire safe certification according to API 607, 6th edition
  • Excellent control performance for high capacity and wide rangeability applications
  • Light weight - easy to handle and mount
  • Effective, rotating Q-trim attenuator for cavitation and noise abatement is a self flushing design and capable to handle dirty fluids also
  • Excellent reliability
  • Versatile mounting orientations

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Specifications

Brand

Bearing Material

  • PTFE with Stainless Steel Net

Enclosure, Body Material

  • AISI 317 Stainless Steel (ASTM A351 Grade CG8M)
  • Titanium (ASTM B 367)

Flange Material

  • Blind: 317 Stainless Steel (ASTM A351 Grade CG8M)

Flange Size - 10” (DN 250)

  • 10” (DN 250) - 150# ANSI
  • 10” (DN 250) - 300# ANSI
  • 10” (DN 250) - JIS 10K
  • 10” (DN 250) - JIS 16K
  • 10” (DN 250) - JIS 20K
  • 10” (DN 250) - PN 10
  • 10” (DN 250) - PN 16
  • 10” (DN 250) - PN 25

Flange Size - 12” (DN 300)

  • 12” (DN 300) - 150# ANSI
  • 12” (DN 300) - 300# ANSI
  • 12” (DN 300) - JIS 10K
  • 12” (DN 300) - JIS 16K
  • 12” (DN 300) - JIS 20K
  • 12” (DN 300) - PN 10
  • 12” (DN 300) - PN 16
  • 12” (DN 300) - PN 25

Flange Size - 14” (DN 350)

  • 14” (DN 350) - 150# ANSI
  • 14” (DN 350) - 300# ANSI
  • 14” (DN 350) - JIS 10K
  • 14” (DN 350) - JIS 16K
  • 14” (DN 350) - JIS 20K
  • 14” (DN 350) - PN 10
  • 14” (DN 350) - PN 16
  • 14” (DN 350) - PN 25
  • 14” (DN 350) - PN 40

Flange Size - 16” (DN 400)

  • 16” (DN 400) - 150# ANSI
  • 16” (DN 400) - 300# ANSI
  • 16” (DN 400) - JIS 10K
  • 16” (DN 400) - JIS 16K
  • 16” (DN 400) - JIS 20K
  • 16” (DN 400) - PN 10
  • 16” (DN 400) - PN 16
  • 16” (DN 400) - PN 25
  • 16” (DN 400) - PN 40

Flange Size - 18” (DN 450)

  • 18” (DN 450) - 150# ANSI
  • 18” (DN 450) - 300# ANSI
  • 18” (DN 450) - JIS 10K
  • 18” (DN 450) - JIS 16K
  • 18” (DN 450) - JIS 20K
  • 18” (DN 450) - PN 10
  • 18” (DN 450) - PN 16
  • 18” (DN 450) - PN 25
  • 18” (DN 450) - PN 40

Flange Size - 2” (DN 50)

  • 2” (DN 50) - 150# ANSI
  • 2” (DN 50) - 300# ANSI
  • 2” (DN 50) - JIS 10K
  • 2” (DN 50) - JIS 16K
  • 2” (DN 50) - JIS 20K
  • 2” (DN 50) - PN 10
  • 2” (DN 50) - PN 16
  • 2” (DN 50) - PN 25

Flange Size - 3” (DN 80)

  • 3” (DN 80) - 150# ANSI
  • 3” (DN 80) - 300# ANSI
  • 3” (DN 80) - JIS 10K
  • 3” (DN 80) - JIS 16K
  • 3” (DN 80) - JIS 20K
  • 3” (DN 80) - PN 10
  • 3” (DN 80) - PN 16
  • 3” (DN 80) - PN 25

Flange Size - 4” (DN 100)

  • 4” (DN 100) - 150# ANSI
  • 4” (DN 100) - 300# ANSI
  • 4” (DN 100) - JIS 10K
  • 4” (DN 100) - JIS 16K
  • 4” (DN 100) - JIS 20K
  • 4” (DN 100) - PN 10
  • 4” (DN 100) - PN 16
  • 4” (DN 100) - PN 25

Flange Size - 6” (DN 150)

  • 6” (DN 150) - 150# ANSI
  • 6” (DN 150) - 300# ANSI
  • 6” (DN 150) - JIS 10K
  • 6” (DN 150) - JIS 16K
  • 6” (DN 150) - JIS 20K
  • 6” (DN 150) - PN 10
  • 6” (DN 150) - PN 16
  • 6” (DN 150) - PN 25

Flange Size - 8” (DN 200)

  • 8” (DN 200) - 150# ANSI
  • 8” (DN 200) - 300# ANSI
  • 8” (DN 200) - JIS 10K
  • 8” (DN 200) - JIS 16K
  • 8” (DN 200) - JIS 20K
  • 8” (DN 200) - PN 10
  • 8” (DN 200) - PN 16
  • 8” (DN 200) - PN 25

Materials of Construction

  • Gland Follower: 317 Stainless Steel (ASTM A351 Grade CF8M)
  • Retainer Plate: AISI 316L Stainless Steel
  • Sealing Plate: Graphite
  • Stud: Stainless Steel (ISO 3506 A4-80/B8M)
  • V-Port Segment, Key, Cylindrical Pin: Chromium AISI 329 Stainless Steel (SIS 2324)

Name Plate, Tag Material

  • AISI 304 Stainless Steel

NPT Connection

  • 1/2” NPT
  • 1/2” NPT Female
  • 1/4” NPT
  • 3/4” NPT Female
  • 3/8” NPT

Nut & Bolt Material

  • Hexagon: Stainless Steel (ISO 3506 A4-80/B8M)

Packing Material

  • PTFE

Plug Material

  • Hexagon: AISI 317L Stainless Steel

Seat / Seal Material

  • Back Seal: PTFE Lipseal
  • Back Seal: Stainless Steel Eligiloy Spring
  • Seat: 316 Stainless Steel - K Metal Seat
  • Seat: Titanium - U Metal Seat

Shaft Material

  • Drive: AISI Duplex 329 Stainless Steel (SIS 2324)

Spring Material

  • Elgiloy - K Metal Seat
  • Lock Spring: Inconel 625 - K Metal Seat
  • Titanium - U Metal Seat

Temperature Range

  • -40° to 120° C (-40° to 250° F) - U Metal Seat
  • -40° to 260° C (-40° to 500° F) - K Metal Seat

Valve Size

  • 2” to 16” (50 to 400 mm)

Documentation

Data Sheets

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