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

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

Benefits

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

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 forharsh 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.

Applications

  • Pulp & paper
  • Petrochemicals
  • Refining
  • Chemicals

Specifications

Downloads

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