Quick Opening Closure (QOC)
Quick Opening Closures can be used to provide rapid and frequent access to any pressure vessel: Pig Traps, filters, coalescers, strainers, hydro cyclones...
Opening and closing safely by one man within one minute without effort
WOCC - Clamp type
- Pressure Range from 150# up to 600#
- Size range from 04'' up to 20'' and higher
- Applicable for horizontal and vertical pressure vessels
- Clamp segment to fixe the plug in the hub
- Handwheel rotation actuates the clamp
- The clamps are locked by the interlock system paddle in the closed position
- 'U' shape self energized, one-piece molded gasket, provides an optimal sealing and
full tightness on full pressure range
- The range is designed according to ASME VIII Div1 UG 35 & Div2 and majority of
the client specification
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NLS2K0 - Flexible Segment type
- Pressure Range from 150# up to 900#
- Size range from 20'' up to 60''
- Applicable for horizontal and vertical pressure vessels
- Flexible ring segment to fixe the plug in the hub
- Quarter turn rotation of the lever actuates the segment
- The lever is locked by the interlock system in the closed position
- 'U' shape self energized, one -piece molded gasket, provides an optimal sealing and
full tightness at low and high pressure
- The range is designed according to ASME VIII Div1 UG 35 & Div2 and majority of the
client specification
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NLS2K3 - Expandable Segment type
- Pressure Range from 150# up to 2500#
- Size range from 08'' up to 80'' and higher
- Applicable for horizontal and vertical pressure vessels
- Expandable segment to fixe the plug in the hub
- Quarter turn rotation of the lever actuates the segment
- The lever is locked by the interlock system in the closed position
- 'U' shape self energized, one-piece moulded gasket, provides an optimal sealing and
full tightness at low and high pressure
- The range is designed according to ASME VIII Div1 UG 35 & Div2 and majority of the
client specification
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Technical specifications
- Design specification: ASME VIII Div1 UG35 & Div.2, ASME VIII Div1 with ''U Stamped'' and Client requirement.
- Ends Design Specification: ASME B31.3, B31.4, B31.8, ASME VIII Div.1
- Connection type: BW, flange
Materials of construction
- ASTM A350 LF2 / ASME II SA350 LF2
- ASTM A105 / ASME II SA 105
- ASTM A694 F52 / F60 / F65 / F70
- ASTM A182 F51 / F53
- Elastomeric sealing: Nitrile, Viton, ED resistant
- Standard finish: Shock primer coating
- Standard closure protection: Rust preventative, final paint after welding by client
- Special closure protection: Grade 316 Stainless Steel or Inconel 625 weld overlay
Phocéenne SAS, Division Piping Technologies - Siège social / Registered office: 10 Boulevard de Pythagore, domaine de Couperigne, 13127 Vitrolles, France -
Capital social/ Paid capital € 50,000 - Chambre du Commerce / Chamber of Commerce RCS Marseille B 877951673 - TVA/ VAT No. FR63877951673
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