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Alliance Industry Limited
- New Products
- Ball Valve
- Butterfly Valve
- Gate Globe Check Valve
- On-off Valve
- Cryogenic Valve
- Saftey Valve
- Control Valve
- Steam Trapping
- Instrumentation Valve
- Oil Equipments
- Corrosion Resistant Valve
- Marine Valve
- Special Valve
- Special Material
- Systems
0
Description
Features
Positive choke bodies are interchangeable with adjustable needle choke.
Bleed valve allows the operator to safely vent the body cavity pressure prior to removal of the bonnet assembly.
Body pressure is automatically vented when the operator unscrews the bonnet nut one turn.
Description
Positive Choke provides a fixed flow condition with a large selection of available bean sizes and types. All standard positive chokes under 15000psi wp are furnished with a blanking plug that has a 1/2" NPT port for attaching a needle valve and/or pressure gauge. Positive chokes 15000psi wp and over are supplied with a 9/16" autoclave port.
Features
Positive choke bodies are interchangeable with adjustable needle choke.
Bleed valve allows the operator to safely vent the body cavity pressure prior to removal of the bonnet assembly.
Body pressure is automatically vented when the operator unscrews the bonnet nut one turn.
ACME threads can be cleaned and inspected easily on both the bonnet assembly and body.
CAN type choke prevents bonnet seal extrusion by means of body-to-bonnet contact behind the O-ring seal.
The bean/seat has been recessed in the body below the inlet flow path for longer life.
Approved Certification
PR2
Product Test, issued by DNV
CE/PED
For API6A product, issued by DNV
Positive Choke provides a fixed flow condition with a large selection of available bean sizes and types. All standard positive chokes under 15000psi wp are furnished with a blanking plug that has a 1/2" NPT port for attaching a needle valve and/or pressure gauge. Positive chokes 15000psi wp and over are supplied with a 9/16" autoclave port.
Features
Positive choke bodies are interchangeable with adjustable needle choke.
Bleed valve allows the operator to safely vent the body cavity pressure prior to removal of the bonnet assembly.
Body pressure is automatically vented when the operator unscrews the bonnet nut one turn.
ACME threads can be cleaned and inspected easily on both the bonnet assembly and body.
CAN type choke prevents bonnet seal extrusion by means of body-to-bonnet contact behind the O-ring seal.
The bean/seat has been recessed in the body below the inlet flow path for longer life.
Approved Certification
PR2
Product Test, issued by DNV
CE/PED
For API6A product, issued by DNV
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