On-Off valve

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Verified Standards

On-Off Valves – Engineered for Reliable Isolation

Size Range

  • ½” to 48” (DN 15 mm to DN 1200 mm)

Pressure Ratings

  • ASME Class 150, 300, 600, 900, 1500, 2500

Design Standards

  • API 6D
  • API 598
  • API 609
  • API 600
  • API 6FA
  • ASME B16.34
  • ISO 5211

End Connection Types

  • Flanged (RF / RTJ): ASME B16.5
  • Butt-Weld Ends: ASME B16.25
  • Wafer / Lug Type (Butterfly & Plug Valves)
  • Screwed / Socket Weld – for smaller s

Operation Types

  • Pneumatic Actuator (Single / Double Acting)
  • Electric Actuator (ON/OFF Duty Rated)
  • Hydraulic Actuator (for Heavy-Duty / Remote Service)
  • Manual Override Available on Request
  • Solenoid Valve, Limit Switch, Feedback Signal Interface

Key Features

  • 100% Full Bore / Reduced Bore Options
  • ISO 5211 Actuator Mounting
  • Fire Safe Design (API 6FA / 607)
  • Anti-Static & Blowout-Proof Stem
  • Fast & Safe Shutoff with Minimal Torque
  • High Cycle Life Actuation
  • ATEX, SIL-3, and CE Compliant Actuators (On Request)

Service Parameters

  • Pressure: Up to 4500 psi
  • Temperature: -46°C to +260°C (higher available)
  • Applications:
  • Oil & Gas Transmission
  • Refining & Petrochemicals
  • Water & Wastewater Treatment
  • Fire Safety / ESD Systems
  • Utility Isolation in Power & Process Plants

Advantages

  • Quick Open-Close Operation
  • Remote Actuation with Feedback Options
  • Long Life and High Reliability
  • Suitable for Safety-Critical Systems
  • Minimal Maintenance Requirements
  • Integrated with PLC/DCS for Plant Automation
Material Type Grades Application Suitability
Carbon Steel ASTM A216 WCB / WCC Oil, gas, water
Stainless Steel ASTM A351 CF8 / CF8M Chemicals, corrosive service
Alloy Steel ASTM A217 WC6 / WC9 High-temp isolation
Duplex Steel ASTM A995 CD3MN / CE3MN Marine & offshore
Bronze ASTM B62 HVAC, low-pressure
Other Alloys Monel, Inconel, Hastelloy Specialty corrosive duties

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