Neles™ R- series segmented ball valve for on-off applications

Excellent performance for high capacity isolating applications

Light weight – easy to handle and mount

Optimal choice for harsh environments

Excellent reliability with low maintenance cost

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  • Description
  • Applications
  • Special Features
  • Technical Specifications
  • Downloads
  • Description
  • Applications
  • Special Features
  • Technical Specifications
  • Downloads
Description

High capacity and proven performance of Neles on-off valve seating technology

New Neles segmented ball valve for on-off applications combines the material efficient control valve design with the high capacity and proven performance of Neles on-off valve seating technology. Standard units are equipped with cylinder or manual actuators and intelligent on-off valve controllers to ensure excellent and reliable isolating performance

Applications
  • Pulp & paper
  • Petrochemicals
  • Refining
  • Chemicals
Special Features

Specially designed and tested reliable on-off seat

  • Metal seated construction developed with years of experience
  • Ball to seat contact with materials and coatings maximizing the lifetime
  • Suitable also for fibrous flow medias
  • ISO 5208 RATE D tightness by standard metal seated construction
  • Soft seated constructions available for applications requiring extreme tightness

High operational efficiency

  • High capacity with V-port on-off design
  • Low friction on ball-seat connection enables selection of smaller actuators
  • Material efficient valve body construction to assure competetiviness

Materials specially developed for harsh environments

  • Corrosion resistance with special materials CG8M, Titanium, Hastelloy C 254 SMO, Super Duplex
  • Metal and soft seated constructions
  • Ceramic coatings available for metal seated valves for corrosive environments

Safety and environment

  • Rotary operation minimizes fugitive emissions.
  • Fire-safe design available with metals seats and graphite packing.
Technical Specifications
Body construction
Flanged, flangeless
Body pressure rating
PN 10 - 40 / ASME Class 150 - 300
Face to face
According to IEC 60534-3-2 / ISA 75.08.02 or IEC 60534-3-1
Size range
DN 100 - 800 / 4" - 32"
Temperature range
-50 ... +425 °C / -58 ...+797 °F
Tightness
ISO 5208 Rate D with metal seat. Rate C with soft seat.
Downloads
Technical bulletin
en
Installation, maintenance and operation manual
en

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Sales Support
Nguyen Thi Kieu Thi

Email: thi.ntk@atzsolutions.com.vn

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Whatsapp: 0931131922

Sales Engineer (Chinese Speaking)
John Dinh

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Whatsapp: 0902785722

Services Engineer
Dao Thi Thao Ngoc

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