Jianqiao Valve Industry Group Co., Ltd. Jianqiao Valve Industry Group Co., Ltd.
Slurry valve

Slurry valve

Slurry valve
Slurry valve

Slurry valve
Slurry valve

Slurry valve

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The Slurry Valve is engineered for industrial pipelines transporting slurries, pulp, and viscous fluids. Its sharp knife-edge gate ensures smooth flow and prevents clogging. Constructed from abrasion- and corrosion-resistant materials, the valve delivers tight sealing, long-term durability, and easy manual or automated operation in mining, chemical, wastewater, and pulp industries.

Slurry valve

Slurry Valves are designed for controlling abrasive, viscous, or particle-laden fluids in industrial pipelines. The knife-edge gate allows solids to pass through without obstruction, ensuring uninterrupted flow. Available in manual, pneumatic, or electric operation, these valves are suitable for slurry, pulp, wastewater, and chemical processes.

Robust body materials, including carbon steel, stainless steel, and alloy steel, provide durability against wear and corrosion. Flanged, wafer, or lug connections allow easy installation and integration into industrial piping systems. Customizable features include seat materials, actuator compatibility, and coatings for harsh conditions.

Key Features

  • Sharp knife-edge gate for solid-laden fluids
  • Reliable bi-directional or uni-directional sealing
  • Corrosion- and abrasion-resistant construction
  • Manual, pneumatic, or electric operation
  • Low-pressure drop, full bore design
  • Easy maintenance and long service life
  • Optional resilient or metal seat
  • Compact and robust design
  • Suitable for slurry, pulp, wastewater, chemicals
  • OEM customization available

OEM & Customization Capabilities

OEM Service Scope

  • Custom valve sizes (DN50–DN1200)
  • Pressure ratings PN10–PN40
  • ANSI, DIN, JIS, BS flange standards
  • Custom face-to-face dimensions
  • Customer logo casting or engraving
  • Special wear-resistant or anti-corrosion coatings
  • Actuator integration (manual, pneumatic, electric)
  • Third-party inspection and testing
  • Export packaging customization

Customizable Options

  • Body Materials: Carbon Steel, Stainless Steel, Alloy Steel, Ductile Iron
  • Gate Materials: Stainless Steel, Hardfaced Alloy, Wear-Resistant Steel
  • Seat Types: EPDM, NBR, PTFE, Metal Seat
  • Operation: Manual, Pneumatic, Electric
  • Optional: High-temperature, Cryogenic, Fire-safe, Anti-static

Certifications

  • ISO 9001 Quality Management System
  • API 609 Knife Gate Valve Standard
  • API 598 Inspection & Testing
  • CE Certification
  • PED 2014/68/EU
  • ISO 15848 Fugitive Emission Certification
  • NACE MR0175 / ISO 15156 Compliance
  • ATEX Certification (Optional)
  • SGS / BV / TUV Third-Party Inspection Available

Slurry valve

 

Parameter Specification
Product Name Slurry Valve
Nominal Size DN50 – DN1200 (2" – 48")
Pressure Rating PN10 – PN40
ANSI Class Class 150 – Class 300
Body Material Carbon Steel, Stainless Steel, Alloy Steel, Ductile Iron
Gate Material Stainless Steel, Hardfaced Alloy, Wear-Resistant Steel
Seat Material EPDM, NBR, PTFE, Metal Seat
Connection Type Flanged, Wafer, Lug
Operation Manual, Pneumatic, Electric
Temperature Range -20°C to +250°C
Sealing Type Bi-directional / Uni-directional
Leakage Standard API 598 / ISO 5208 Class A
Design Standard API 609, ASME B16.34
Applicable Media Slurry, Pulp, Wastewater, Chemicals, Abrasive Fluids

Slurry valve

Mining & Mineral Processing

Controls abrasive slurries, tailings, and pulp pipelines.

Water & Wastewater Treatment

Regulates sludge, wastewater, and chemical dosing lines.

Chemical & Petrochemical Industry

Handles corrosive slurries and viscous chemical media.

Pulp & Paper Industry

Manages pulp stock, effluent, and process slurry pipelines.

Industrial Slurry Systems

Controls dense, semi-solid industrial liquids in manufacturing plants.

Power & Utility Plants

Used in ash handling, cooling water, and condensate slurry systems.

Material customization plan

Customized 316L stainless steel valves forGerman chemical enterprises. Resistant tostrong corrosion, suitable for their acidicmedium transportation systems, with aservice life extended to over 8 years.

Structural optimization design

For the Saudi desert project, the valve stemsealing structure was changed to a doublebellows design to address the leakage issuein the high-temperature and dustyenvironment, and it was highly recognizedby the customers.

Interface standard adaptation

Customized API 600 standard valves for acertain company in the United States. Theflange size is fully compatible with ANSIB16.5, ensuring zero error during on-siteinstallation and reducing the constructionperiod by 30%.

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