Knife Gate Valve VINVAL | DN50–DN2000 Industrial Solution

General Introduction

The Knife Gate Valve is a specialized industrial valve designed for on/off control of fluids containing solids, sludge, slurry, and fibrous materials.

It is widely used in heavy-duty industries where conventional valves are prone to clogging or failure. The VINVAL Knife Gate Valve is engineered for durability, compact installation, and reliable long-term performance.

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Main Applications

Knife gate valves are commonly used in:

• Water and wastewater treatment plants
• Pulp and paper industry
• Power generation plants
• Chemical processing industry
• Iron and steel production
• Mining and slurry transport systems
• Industrial fluid handling systems

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Product Range

• Body Materials: Carbon steel, stainless steel, alloy steel
• Size Range: DN50 – DN2000 (2” – 80”)
• Pressure Ratings: PN6, PN10, PN16, 150LB, 10K
• End Connections: Wafer, RF, RTJ, BW
• Working Temperature: -29°C to +650°C
• Operation Types: Handwheel, gear box, electric actuator, pneumatic actuator

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Design Standards

• Design & Manufacturing: MSS SP-81, MSS SP-135, ASME B16.34
• Face-to-Face Dimensions: ASME B16.10, DIN 3202
• Flange Standards: ASME B16.5, ASME B16.47
• Pressure & Temperature: ASME B16.34
• Testing & Inspection: API 598, MSS SP-81
• Visual Inspection: MSS SP-55
• Material Standard: NACE MR-0175 (sour service resistance)

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Key Design Features

1. Ultra-Short Face-to-Face Design

Compact structure reduces material usage and overall valve weight.

2. Space-Saving Construction

Small installation footprint helps optimize piping system layout.

3. Pipeline Support Optimization

Lightweight design helps reduce stress and vibration on pipelines.

4. High Flow Efficiency

Full-port design ensures minimal pressure loss and smooth flow.

5. Bi-Directional & Uni-Directional Design

Suitable for different flow direction requirements depending on system design.

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Structural Features

• Wafer-style body design for compact installation
• Sharp beveled knife gate for cutting through solids
• Bolted bonnet design to prevent packing leakage
• Deflection cone to protect seat ring from abrasion
• Outside Screw & Yoke (OS&Y) structure
• Available in rising stem and non-rising stem types
• ISO 5211 mounting flange for actuator installation

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Material Advantages

• Carbon steel: cost-effective and strong
• Stainless steel: corrosion resistant for harsh environments
• Alloy steel: high strength for industrial heavy-duty use
• NACE MR-0175 compliant materials available for corrosive media

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Operation Options

• Manual handwheel operation
• Gear box operation for large sizes
• Electric actuator automation
• Pneumatic actuator control

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Performance Benefits

✔ Excellent for slurry and solid-laden fluids
✔ Reduced clogging risk
✔ High durability in harsh environments
✔ Easy maintenance and replacement
✔ Reliable sealing performance

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Industrial Applications

✔ Wastewater treatment systems
✔ Mining slurry pipelines
✔ Paper pulp processing systems
✔ Chemical processing plants
✔ Steel manufacturing plants
✔ Power generation facilities

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Why Choose VINVAL Knife Gate Valve?

✔ Industrial-grade design and manufacturing
✔ Wide size range DN50–DN2000
✔ Multiple actuator options
✔ High performance in extreme conditions
✔ Trusted supply from VINVAL.NET

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Contact Information

VINVAL.NET
📞 Hotline: 0907450506 - 0902800728 - 0902720814 - 0979737351
📧 Email: info@pm-e.vn
🌐 Website: https://vinval.net

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Conclusion

The VINVAL Knife Gate Valve is a robust and efficient solution for demanding industrial applications involving slurry, wastewater, and solid-laden fluids. With its compact design, strong cutting ability, and versatile configurations, it ensures stable and long-term performance in modern pipeline systems.

Contact VINVAL.NET for technical support and the best quotation for Knife Gate Valve VINVAL.