Severe Service Control Valves

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Masoneilan 49000 Series V-LOG™ Low-Noise Anti-Cavitation Valve

Specification

  • Size: 4” through 36” (100 through 900 mm)
  • Ratings and Connections : flanged: ANSI 150-2500, UNI-DIN 10 - 400; welded: BW
  • Body Materials :carbon steel; stainless steel; chrome-moly
  • Actuators :model 37/38 spring-opposed diaphragm; model 87/88 multi-spring-opposed diaphragm; cylinder
  • Trim :single or double stage Lo-dB and V-LOG energy management trim; low noise flow-to-open designs or anti-cavitation flow-to-close
  • Inherent Characteristics :linear or equal percentage

Description

The 49000 Series V-LOG high pressure drop valve features an enlarged body gallery to accommodate gas expansion and up to 36 stages of pressure reduction via a stacked disk trim design. It offers optimized severe service solutions for high-pressure drop applications with potential damaging noise or cavitating fluid conditions. Built around the Masoneilan V-LOG Energy Management Trim, the 49000 Series is capable of handling a wide range of both liquid and gas services in a variety of process industries.

Benefits of the 49000 Series V-LOG high pressure drop valve include:
  • Compared to forged or fabricated bodies, the cast globe-style body of the 49000 Series offers lower in weight and overall dimensions which helps reduce installation costs.
  • Enlarged body galleries and expanded outlets provide velocity control for expanding gases.
  • Galleries sized to accept "typical" V-LOG trim dimensions for a standardized body platform and an optimized solution.
  • V-LOG trim for use with either compressible or incompressible fluids under severe service conditions.
  • V-LOG and Lo-dB trim provide reduced noise and cavitation that could negatively affect the valve and/or surrounding equipment.
  • Inherent Characteristics :linear

The V-LOG Trim can be configured for use with either compressible or incompressible fluids under severe service conditions making the 49000 Series valve a superior choice for liquid and gas applications including:

  • Boiler feed water start-up and control
  • Steam letdown
  • Pump discharge
  • Water reinjection
  • Gas recycle
  • Applicable Industrie

    Power Generation, Petrochemicals, Midstream Oil and Gas, Upstream Oil and Gas.

    Key Applications :

    Reactor Building, Turbine Building, Reactor Facility Grounds and BOP, Charge Gas Compression, Pipeline Integrity,Operations, Refrigeration, Liquifaction, Loading/Shipping, Regasification, Compression.

    Download


    Masoneilan 49000 V-Log Manual (English)

    Manuals 1.02 MB

    Masoneilan 49000/72000 Series V-LOG Brochure (English)

    Brochures 686.55 KB

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