Manual Goggle Valve
Resistant
Sealing
Operation
Long Life
Alis Valves is a trusted manufacturer of Manual Goggle Valves designed for positive isolation in high-temperature and high-pressure industrial applications. Also known as Spectacle Blind Valves, these valves consist of a solid plate (blind) and a ring spacer, allowing complete shut-off or full flow when manually operated. They are widely used in steel plants, cement plants, power plants, and gas pipelines where absolute isolation is required for maintenance and safety.
Specifications
Size Range
DN50 to DN500
Body Material
Carbon Steel, Alloy Steel, Stainless Steel
Operation
Manual (Gear / Lever / Chain Pulley)
End Connection
Flanged
Leakage
Zero Leakage (Positive Isolation)
Pressure Rating
PN10, PN16, PN25 / ANSI 150, 300
Plate Material
Carbon Steel / SS (Optional Lined)
Sealing
Metal to Metal / Soft Seal (Optional)
Temperature Range
Up to 600°C
Media
Gas, Air, Flue Gas, Dust