Semi-Lugged Cast Iron Knife Gate Valve
Knife gate valves have a sharp cutting edge designed to handle viscous, heavy liquids or other abrasive media. Their straightforward design and easy-to-operate valve setup make them ideal for wastewater treatment plants, cement plants, and mining facilities. With dedicated workshops and superior mold casting capabilities, LIXIN is sure to meet your knife gate valve needs.
KEY FEATURES:
- One-piece valve body.
- Standard Semi-Lugged Design.
- Knife gate provides strong shearing force.
- Integral ultra-thin body structure.
- Face-to-face dimensions follow the short series design, and the lightweight valve structure reduces the need for pipe support.
- Fully open channel prevents medium deposition.
- Newly developed U-shaped sealing ring ensures reliable sealing performance.
- External sealing of the disc is achieved by embedding an elastic sealing strip in the valve body, adjustable using screws and plates.
- Low flow resistance.
- Easy installation and maintenance.
Applicable standard
Size Range
NPS 2”–24” / DN50–DN600
Main Material
Cast Iron
Temperature Rating
Soft Seat: -29 to +180°C
Stem Material
Stainless Steel
Pressure Rating
1.0 MPa, 1.6 MPa, 150 lbs
Directional / Stem Type
Bi-directional
Uni-directional
Rising stem
Non-rising stem
Leakage Level
Soft seat: Zero Leakage
Body Style
Semi-Lugged
Disc Material
Stainless Steel
Duplex Steel
Flanged Drilling
ASME B16.5, EN 1092
Seat Material
Soft Seat: NBR, EPDM, PTFE, Viton
Metal Seat: Same as body material
Port Type
Reduced port
V-type port
Design Standard
MFR Std.
Test Standard
MFR Std.
Face-to-Face
MFR Std.
Operation
Handwheel, Worm Gear, Electric, Pneumatic.
Application
Power, Mining, Pulp & Paper, Cement, Carbon Black, Chemical, Wastewater.
Note:
The carefully selected materials and modern design make our knife gate valve highly reliable.
If our knife gate valve does not meet your requirements, we can provide custom-made solutions.
