YOUWEI Knife Gate Valve for Slurry and Wastewater Applications with Rugged Knife-Edge Design and Advanced Seal Technology

Place of Origin China
Brand Name YOUWEI
Certification CE EAC WARS
Product Details
Material Casting,Brass,Stainless Steel,Ductile Iron,GGG40 Port Size DN50-DN1200,Standard,2"-24",DN50-800,3/4"
Power Manual,Electrical Actuated,Hydraulic,Handwheel Operated,GO Pressure Medium Pressure,Low Pressure,PN10-16,PN1.0/PN1.6,250PSI
Temperature Of Media Medium Temperature,Normal Temperature,Low Temperature,-10~100℃ Media Water,Oil Etc.,Gas And So On
Application General,irrigation,water Distribution,Industry,Water System Structure Gate,Butterfly,Non-Rising Gate Valve
Standard Or Nonstandard Standard Product Name Gate Valve,Cast Iron Electric Gate Valve With Non-rising Stem DN40-DN600,DIN/BS Double Socket Type Resilient Seat Gate Valve,steel 2cr13 Stem Handwheel Api 6a Welhead Safety Gate Valve Stem Cap,3/4" Cast Iron Handle OEM 200 Wog Home Depot Brass Gate Valve
Standard DIN,BS,JIS,F5;AWWA C509/C515;ANSI,DIN3352 Size DN40-DN600,DN50 ~ DN 1000,2''-24'',DN15 To100
Connection Flange Ends,Double Flanged,BSP,Socket Ends,Female Thread Body Material Ductile Iron,DI/CI,DI,cast Iron,Brass
Color Blue,Customer's Request,Customer's Requirement,Yellow,GREY Medium Water,Water Oil Gas
Type Gate Valve,Normal Open,2-way,Non-Rising Stem/ NRS Valve Type Gate Valve
Seal Rubber Lined,Metal,PTFE
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Slurry and Wastewater Applications Knife Gate Valve

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Rugged Knife-Edge Design Industrial Gate Valve

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Advanced Seal Technology Slurry Gate Valve

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Product Description
Solving the Final Challenge of High-Viscosity Media Transport
YOUWEI Knife Gate Valve, specifically designed for slurry, pulp, and wastewater applications.
Product Overview
YOUWEI Series Industrial Knife Gate Valves are engineered to deliver superior performance in the most demanding slurry, viscous, and abrasive media applications. Designed for on/off and isolation service, our valves provide a reliable, leak-tight seal that ensures uninterrupted flow and maximum operational uptime.
Key Features & Technical Advantages
Rugged Knife-Edge Design: Precision-machined gate cleanly cuts through thick slurries, fibrous materials, and suspended solids to prevent clogging and ensure positive shut-off
Advanced Seal Technology: Resilient, replaceable sleeve seal provides excellent sealing integrity and minimizes internal leakage with easy maintenance
Heavy-Duty Construction: High-grade materials with exceptional abrasion and corrosion resistance for extended service life
Unobstructed Full-Port Flow: Gate retracts completely to create smooth, flush flow path minimizing pressure drop and material build-up
Robust Actuation Options: Compatible with manual, electric, pneumatic, or hydraulic actuators for easy integration into automated systems
Primary Applications
Slurry & tailings lines in mining and mineral processing, pulp stock and recycle streams in pulp & paper mills, sludge and biosolids handling in wastewater treatment plants, ash handling in power generation, and solid-laden process fluids in chemical, cement, and food processing industries.
Why Choose YOUWEI Knife Gate Valves?
Our valves are built to exceed operational expectations with focus on durability, ease of maintenance, and delivering a total cost-of-ownership advantage by reducing downtime and replacement frequency. Every valve undergoes rigorous quality control for reliable performance from installation onward.
Specifications Overview
Parameter Specification
Size Range 2" to 24" (DN50 to DN600)
Pressure Rating ANSI Class 125/150, PN10/16 (Higher classes available)
Temperature Range Standard: -20°C to +80°C (-4°F to +176°F). High-temp options available
Face-to-Face Compliant with ISO 5752, MSS-SP-81, or other industry standards
End Connections Flanged (ANSI, DIN, JIS, etc.), Lugged, or Wafer style
Seal & Lining Options Standard EPDM, NBR, Viton®, UHMWPE, or metal seated