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Shut Off Valve (SOV)

Shut Off Valve (SOV)

Shut Off Valve (SOV)

Product catalog summary
Overview
The Series SOV Shut Off Valves are designed for low torque, quarter-turn, positive shut-off of forward flow up to 3000 Psig (207 Bar). They feature a one-piece body construction with a replaceable plug stem and an elastomeric O-Ring seal. Larger valves use Teflon Backup Rings to reduce operating torque and extend service life. The valves can be ordered cleaned for oxygen service.
Features
  • Straight-through flow path
  • Large orifices for higher flows
  • Handle orientation indicates flow
  • Optional downstream vent
  • Unique soft open plug stem
  • NPT or dual ferrule tube connections
  • 100% factory tested for leakage
Technical Data
  • Maximum Operating Pressure: 3000 Psig (207 Bar) for brass and stainless steel, downgraded to 2000 Psig (137 Bar) for 1-1/8" square brass body valves
  • Leakage: Zero internal and external, tested at 150 Psig (10.3 Bar)
  • Downstream Vent Option: Relieves pressure to atmosphere when closed, max pressure downgraded to 150 Psig (10.3 Bar)
  • Temperature Range: Seal dependent
Materials of Construction
  • Body, Plug Stem, Nuts, and Ferrules: Brass (ASTM B16) or 316 Stainless Steel (ASTM A479)
  • Handle: 6061 Aluminum, anodized
  • Orifice/Body Seals: Buna-N, Neoprene, Ethylene Propylene, or Viton®
  • Backup Ring: PTFE (not supplied for 5/8" square body valves)
  • Retaining Ring: PH 15-7 Mo SS
  • Stop Pin: 18-8 SS
Dimensional Data
Various model codes are provided with specific dimensions and flow coefficients. Dimensions are in inches (mm) and subject to change.
Ordering Information
  • Model Code: SOV – Shut Off Valve
  • Material Code: B – Brass, SS – 316 Stainless Steel
  • Seal Material: B - Buna-N, V - Viton®, N - Neoprene, EP - Ethylene Propylene
  • Options: X - Cleaned for Oxygen Service, E - Downstream Vent
Important Considerations
Proper component selection is crucial, considering the total system design for safe and trouble-free performance. The system designer is responsible for ensuring compatibility and appropriate pressure ratings.
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Catalog excerpts

Shut Off Valve (SOV)-1

SHUT OFF VALVE 1/8” - 1/2" NPT 1/8” - 1/2" Dual Ferrule Tube 0 – 3000 Psig (207 Bar) Description Series SOV Shut Off Valves offers low torque, quarter turn, positive shut off of forward flow up to 3000 Psig (207 Bar). These valves feature a one piece body construction with a machined metallic replaceable plug Stem. Sealing is accomplished with a standard elastomeric O-Ring seal. Larger size valves utilize Teflon Backup Rings to reduce operating torque and provide long service life. The Series SOV can be ordered Cleaned for Oxygen Service. Features • Straight-Through Flow Path • Large Orifices Provide Higher Flows • Handle Orientation Indicates Flow • Optional Downstream Vent • Unique Soft Open Plug Stem • NPT or Dual Ferrule Tube Connections • 100% Factory Tested for Leakage Technical Data Maximum Operating Pressure @ 100º F Brass and Stainless: 3000 Psig (207 Bar) Notes: 1-1/8" (28.6 mm) Square Brass Body Valves downgraded to 2000 Psig (137 Bar) Max. If reverse flow occurs, differential pressure is limited to 150 Psid (10.3 Bar) Max. Attempting to meter flow in the reverse flow direction may damage O-Ring. Leakage: Zero both Internal and External 100% Factory tested for leakage at 150 Psig (10.3 Bar) Downstream Vent Option - Downstream pressure is relieved to atmosphere when valve is in the closed position. Maximum operating pressure is downgraded to 150 Psig (10.3 Bar). Downstream Vent Orifice: 5/8" (15.9 mm) and 3/4" (19.1 mm) Square Body Valves: 0.04" (1.0 mm) 1-1/8" (28.6 mm) Square Body Valves: 0.09" (2.3 mm) Temperature Range: Seal Dependent (See How To Order) Materials of Construction Stainless Steel Body, Plug Stem, Nuts and Ferrules 6061 Aluminum, ASTM B211, Anodized per Mil-A-8625 Orifice/Body Seals Buna-N, Neoprene, ® Ethylene Propylene, or Viton Backup Ring¹ Retaining Ring ¹ 5/8" Square Body Valves are not supplied with PTFE Backup Rings Plug Stem and O-Rings are lubricated with Krytox®.

 Open the catalog to page 1
Shut Off Valve (SOV)-2

Dimensional Data PORT CONFIGURATION VALVE ORIFICE How to Order SOV-4T Model Code SOV – Shut Off Valve See Diminsional Data Above Material Code B – Brass SS – 316 Stainless Steel SS - V - X Options X- Cleaned and Packaged for Oxygen Service E - Downstream Vent – Downstream pressure is relieved to atmosphere when valve is in the closed position Seal Material B - Buna-N, -40° F to 250° F (-40° C to 121° C) V - Viton®, -10° F to 375° F (-23° C to 190° C) N - Neoprene, -40° F to 300° F (-40° C to 148° C) EP - Ethylene Propylene, -65° F to 300° F (-54° C to 148° C) Krytox® and Viton® are registered...

 Open the catalog to page 2
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.