Encased Type Slide Plate Goggle Valve
- The Goggle valve is used for the isolation of Blast furnace gas/toxic or inflammable gases in the furnace, and converter gas pipelines
- The valve mainly consists of the body, disc, compensator bellow, clamping/de- clamping mechanism, disc centering mechanism, and drive mechanism. These valves can be operated in auto as well as manual modes.
- The operation cycle consists of de-clamping the seats, disc movement (sliding), clamping of seats, and vent valve operation (opening or closing). The valve is designed for jam-proof operation under extreme operating conditions.
| 1. Size Range : | – Up to 3000mm |
| 2. Maximum Operating Pressure : | – Up to 0.3Mpa |
| 3. Maximum Operating Temperature : | – Up to 5000C with refractory lining |
| 4. Type of Sealing : | – Double sided Silicon rubber |
| 5. Connection to Pipeline : | – Flanged ends |
| 6. Installation in Pipeline : | – Vertical in horizontal pipeline – Horizontal in vertical pipeline |
| 7. Drive : | – Electric – Hydraulic – Electro-hydraulic |
| 8. Testing : | – Body test – Seat leakage test – Operational test |
Special Features :
- Nitrogen purging arrangement can be provided at the end of either the close or open cycle
- Interlocks are provided in the control panel to avoid any misalignment or illogical functioning of the goggle valve
- All hydraulic tubing is outside the body for easy maintenance/replacement without dismantling the valve.
- Auto and Manual mode for valve function
- Goggle valve is available in Vertical slide plate goggle valve. Vertical Goggle valves are available in two types of construction: Single Bonnet | Double Bonnet
