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SI/F Internal Safety Valve

Brand: PROTEGO
The Protego internal safety valve type SI/F is a shut-off valve and protects the downstream liquid lines of storage tanks and tanks in process plants of the chemical, petrochemical and pharmaceutical industries, thus increasing both safety and availability of the plants. 

The internal safety valve SI/F consists of housing, mounting flange, valve seat, valve disc and sealing. 

The mounting flange is welded into the tank shell. The valve seat is replaceable. 

The valve seat and valve disc are lapped metallic surfaces and an additional O-ring is installed to ensure the required tightness. 

The spindle sealing can be adjusted or replaced and is designed for a test pressure of psi: 363 (kPa: 2,500, bar: 25)
The Protego internal safety valve type SI/F is a shut-off valve and protects the downstream liquid lines of storage tanks and tanks in process plants of the chemical, petrochemical and pharmaceutical industries, thus increasing both safety and availability of the plants. 

The internal safety valve SI/F consists of housing, mounting flange, valve seat, valve disc and sealing. 

The mounting flange is welded into the tank shell. The valve seat is replaceable. 

The valve seat and valve disc are lapped metallic surfaces and an additional O-ring is installed to ensure the required tightness. 

The spindle sealing can be adjusted or replaced and is designed for a test pressure of psi: 363 (kPa: 2,500, bar: 25)
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Displaying prices & availability for Ohio, United States 43201 in USD. Change location.

Models matching criteria: 2
SI/FA
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  • Model - Internal Safety Valve with Internal Connection Nozzle
Out of Stock
SI/F
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  • Model - Internal Safety Valve, Standard Design
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Specifications

Brand

Approvals & Certifications

  • EN 1092-1
  • ISO 16016

Bushing Material

  • PTFE

Enclosure, Body Material

  • Stainless Steel
  • Steel

Flange Material

  • Mounting Flange: Stainless Steel
  • Mounting Flange: Steel

Flange Size - 2-1/2” (DN 65)

  • 2-1/2" (DN 65) - 150# ASME B16.5

Flange Size - 2” (DN 50)

  • 2" (DN 50) - 150# ASME B16.5

Flange Size - 3” (DN 80)

  • 3" (DN 80) - 150# ASME B16.5

Flange Size - 4” (DN 100)

  • 4" (DN 100) - 150# ASME B16.5

Flange Size - 6” (DN 150)

  • 6" (DN 150) - 150# ASME B16.5

Flange Size - 8” (DN 200)

  • 8" (DN 200) - 150# ASME B16.5

Flange Type

  • Raised Face (RF)
  • Smooth Finish

Hand Wheel Material

  • Aluminum

Materials of Construction

  • Valve Disc: Stainless Steel

Proof Pressure

  • psi: 363 (kPa: 2,500, bar: 25)

Seat / Seal Material

  • Seal: PTFE
  • Valve Seat: Stainless Steel

Spindle Material

  • PTFE

Spring Material

  • Stainless Steel
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