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Pressure Seal Gate Valve
OMIE Pressure Seal Gate Valves are ideal for high pressure steam, liquid, catalytic reformers, hydrocrackers and other tough services.The sealing is achieved by the internal pressure that pushes the bonnet against the gasket providing the sealing. As sealing capability doesn’t rely on body/bonnet bolting, this configuration is fit for high temperature service.
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Details
Design
OMIE Pressure Seal Gate Valves are ideal for high pressure steam, liquid, catalytic reformers, hydrocrackers and other tough services.The sealing is achieved by the internal pressure that pushes the bonnet against the gasket providing the sealing. As sealing capability doesn’t rely on body/bonnet bolting, this configuration is fit for high temperature service.
Range of Materials
Standard body/bonnet materials include nine grades of carbon, low alloy and stainless steel, for special applications they can be supplied in other grades of ally and stainless steel, there’s a full range of trim materials to match any service optional packing and gasket materials are available for a full range of service conditions.
Applicable Standards:
●DESIGN STANDARD API 600,API6D, DIN3352, EN10434
●FACE TO FACE, FLANGED ,ASME B16.10,EN 558,DIN3202
●END FLANGES,ASME B16.5
●BUTTWELDING ENDS,ASME B16.25,DIN 3239,BS 2080, EN 12627
●INSPECTION AND TEST, API 598
●FIRE SAFE API 607,BS 6755
Design descriptions:
●OUTSIDE SCREW AND YOKE (OS&Y)
●SINGLE WEDGE,DOUBLE WEDGE,FLEXIBLE WEDGE,SOLID WEDGE,FULLY GUIDED
●INTEGRAL BODY SEAT ,SEAT WELDED AND OVERLAID
●RENEWABLE SEAT RINGS
●RISING STEM AND NON-RISING STEM
●BW,BUTTWELDING ENDS
●FLANGED ENDS
●OPERATION GEAR,PNEUMATIC,HYDRAULIC,ELECTRIC ACTUATORS.BY PASSES,LOCKING DEVICES,EXTENDED STEM,ETC
