Needle valve

Needle valve

Our needle valve :

For any liquid, powder or gas.
Well suited for high pressure.
Optional bellows for dangerous medium.

To adjust the line flow, generally hand operated

DN 5 to DN 20

1/8" à 3/4"

PN 10 to PN 150

150 to 900 lbs

Type: 508

Functions – Needle valve

♦ shut off or control valve ; in line

Features

♦ metal-to-metal disc/seat tightness
♦ needle disc shaped to enable fine flow setting
♦ position indicator
♦ bolted stuffing-box, live loaded with spring washers
♦ solid connection flanges
♦ in compliance with PED 97/23/EC

Operation

Handwheel,double acting pneumatic actuator,single acting pneumatic actuator (limited by size/pressure class and/or stroke),hydraulic actuator,electric motor,air motor

Closing device

needle or disc

Construction – Needle valve

Construction materials: Carbon Steel (CS), Stainless Steel (SS), Duplex & Super Duplex, Inconel & Incoloy®, Titanium, Zirconium, Uranus® B6, Tantalum, Nickel, Hastelloy®, Monel
Construction methods: Fabricated (Welded), Cast, Solid

Uses – Needle valve

Service conditions: High pressure, High temperature, Low temperature, Corrosion, High viscosity, Vacuum
Types of fluids: Liquids, Liquids with solid particles – Slurry, Gas, High viscosity fluids
Applications: Fine chemicals, Plastics and polymers, General chemicals, Petrochemicals, Nuclear and Naval / Submarine, Cryogenic service