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    CÔNG TY TNHH KỸ THUẬT SVST

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

    Liên hệ
    r-series
    RE-series
    Neles
    Còn hàng

    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

    • Chia sẻ qua viber bài: Neles™ R- series segmented ball valve for on-off applications
    • Chia sẻ qua reddit bài:Neles™ R- series segmented ball valve for on-off applications

    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

      
    Body construction
    Flanged
    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 300 - 800 / 12" - 32"
    Temperature range
    -50 ... +425 °C / -58 ...+797 °F
    Tightness
    According to ANSI/FCI 70-2 class V (metal seat) and class VI (soft seat)

     

                                                                                

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