Nishtha Engineering Services

Product range

Gate Valves

Bolted bonnet, pressure seal, bellow seal and forged steel gate valves

Gate Valves

Overview

Multi-turn gate valves for full-bore, low-pressure-drop isolation across steam, oil, gas and water services, including MOV-ready designs.

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Bellow Seal Gate Valve

Bellow Seal Gate Valve

Metal bellows provide a hermetic stem seal for toxic, lethal and expensive media where zero fugitive emissions are mandatory.

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Bolted Bonnet Gate Valve

Bolted Bonnet Gate Valve

API 600 cast steel gate valve with bolted bonnet — the workhorse for general isolation in refinery and process piping.

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Forged Steel Gate Valve

Forged Steel Gate Valve

API 602 compact forged valve for small-bore, high-pressure lines up to Class 2500.

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Pressure Seal Gate Valve

Pressure Seal Gate Valve

Self-energising pressure-seal bonnet that seals tighter as pressure rises — designed for high-pressure, high-temperature steam.

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Applications

  • Power & steam
  • Refineries
  • Oil & gas
  • Water
  • Process plants

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.