Nishtha Engineering Services

Product range

Plug Valves

Sleeved, lubricated, lined, jacketed and multi-port plug valves

Plug Valves

Overview

Plug valves offer quick quarter-turn operation, straight-through flow and excellent sealing for dirty, viscous and corrosive media.

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3 Way Multi Port Plug Valve

3 Way Multi Port Plug Valve

Diverts or mixes flow between three ports with a single quarter turn, simplifying piping layouts.

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4 Way Multi Port Plug Valve

4 Way Multi Port Plug Valve

Four-port plug valve for flow reversal and multi-line switching duties.

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Double Block and Bleed Plug Valve

Double Block and Bleed Plug Valve

Expanding-plug design gives verified double isolation for product segregation in terminals and pipelines.

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Jacketed Plug Valve

Jacketed Plug Valve

Full jacket keeps high-viscosity media flowing — ideal for sulphur, resins and heavy oils.

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Lined Plug Valve

Lined Plug Valve

PFA lined plug valve for aggressive acids and chlorine service with zero metal contact.

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Lubricated Pressure Balanced Plug Valves

Lubricated Pressure Balanced Plug Valves

Sealant injection and pressure-balanced plug ensure low torque and tight sealing in high-pressure gas service.

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Sleeve Plug Valve

Sleeve Plug Valve

PTFE sleeve completely surrounds the plug for bubble-tight, maintenance-free shut-off in chemical lines.

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SWRO Plug Valves

SWRO Plug Valves

Super duplex plug valves built for seawater reverse osmosis plants where chloride corrosion is severe.

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Twin Isolation Plug Valve

Twin Isolation Plug Valve

Two independent seals in one valve body provide double isolation for critical service.

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Applications

  • Refinery & petrochemical
  • Chemical process
  • SWRO desalination
  • Oil & gas
  • Slurry handling

Application engineering

Specify your requirement.

Share your process conditions, required configuration and quantity. Our team will confirm suitable options and available documentation.

Request a quotation

Share your specification — size, class, media and quantity — and we will revert with availability and pricing.