External Sleeve Control Choke
External Sleeve Control Choke (Model-ES)
External sleeve control chokes minimizeerosion and improve flow characteristics suitably forerosive service and under high pressure drop, with sandconcentration. It applies the principle of “flowImpingement” to dissipate and contain the destructiveforces of cavitation, within the heavy duty thick walledcage of tungsten carbide.
Other features :
- Spring loaded pressure energized stem seal.
- Field proven metal bonnet seal.
- Dependable positive shut-off.
| Parts List | ||
| Item | Description | Qty. |
| 1 | Hex Nut | 1 |
| 2 | Washer | 1 |
| 3 | Handle Wheel | 1 |
| 4 | Hex. Soc. Set Society | 1 |
| 5 | Indicator | 1 |
| 6 | Stud | 8 |
| 7 | Nut | 8 |
| 8 | Bonnet | 1 |
| 9 | Nylon Ball | 1 |
| 10 | Thumb Screw | 1 |
| 11 | Ring-Bonnet | 1 |
| 12 | Junk Ring | 2 |
| 13 | Seal | 1 |
| 14 | Back-Up Ring - Seal | 1 |
| 15 | Int. Retainer Ring | 1 |
| 16 | Retainer Ring - coil Type | 1 |
| 17 | Stem | 1 |
| 18 | Ring (2 Halves) - Stem | 1 |
| 19 | Int. Retainer Ring | 1 |
| 20 | 'O' Ring | 1 |
| 21 | Back-Up Ring (Scarf Cut) | 1 |
| 22 | Seat | 1 |
| 23 | Seat Seal | 1 |
| 24 | Body | 1 |
| 25 | Flow Ring | 1 |
| 26 | Body Vent Fitting | 1 |
| 27 | Grease Nipple | 1 |
| 28 | Rivet Tag (Not Shown) | 4 |
| 29 | Name Plate (Not Shown) | 1 |
| 30 | Flange Protector (Not Shown) | 2 |
| Technical Data | ||
| Size | Working Pressure | Max Orifice Dia (mm) |
| 2 1/16 | 2000 | 25.4 |
| 2 9/16 | 2000 | 50.8 |
| 3 1/8 | 2000 | 50.8 |
| 4 1/16 | 2000 | 76.2 |
| 2 1/16 | 3000 | 25.4 |
| 2 9/16 | 3000 | 50.8 |
| 3 1/8 | 3000 | 50.8 |
| 4 1/16 | 3000 | 76.2 |
| 2 1/16 | 5000 | 25.4 |
| 2 9/16 | 5000 | 50.8 |
| 3 1/8 | 5000 | 50.8 |
| 4 1/16 | 5000 | 76.2 |
| 2 1/16 | 10000 | 25.4 |
| 2 9/16 | 10000 | 50.8 |
| 3 1/8 | 10000 | 50.8 |
| 2 1/16 | 15000 | 25.4 |
| 2 9/16 | 15000 | 50.8 |