Jianqiao Valve Industry Group Co., Ltd. Jianqiao Valve Industry Group Co., Ltd.
Manual slurry valve

Manual slurry valve

Manual slurry valve
Manual slurry valve
Manual slurry valve

Manual slurry valve
Manual slurry valve
Manual slurry valve

Manual slurry valve

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The Manual Slurry Valve is engineered for handling abrasive and corrosive slurries in mining, chemical, and wastewater pipelines. Its robust construction and sharp gate design prevent clogging and wear. Manual operation ensures simple control and maintenance, providing long service life, tight sealing, and reliable performance in demanding slurry transportation applications.

Manual slurry valve

Manual Slurry Valves are specifically designed to control slurry flow in industrial pipelines. The sharp knife-edge gate cuts through solid-laden fluids to prevent blockage, while the body and seat materials resist corrosion and abrasion. Manual operation provides straightforward control, making the valve ideal for medium- to high-viscosity slurries.

Available in carbon steel, stainless steel, and alloy steel, the valves are compatible with flange, wafer, and lug connection types. The valves can also be customized for OEM requirements, including special materials, dimensions, and enhanced sealing options.

Key Features

  • Sharp-edged knife gate for abrasive slurries
  • Tight shut-off and reliable sealing
  • Corrosion and abrasion resistant materials
  • Manual handwheel or lever operation
  • Easy maintenance and long service life
  • Full bore design for low-pressure drop
  • Bi-directional or uni-directional flow
  • Compact and robust construction
  • Optional resilient or metal seat
  • Suitable for slurry, pulp, wastewater, and chemical media

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 and end-to-end dimensions
  • Customer logo casting or engraving
  • Special materials for corrosive or abrasive media
  • Anti-wear or anti-corrosion coatings
  • Third-party inspection and testing
  • Export-grade packaging
  • Customized handwheel or actuator interface

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 Handwheel, Lever, Optional Actuator Interface
  • 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

Manual slurry valve

 

Parameter Specification
Product Name Manual 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, Wear-Resistant Alloy Steel
Seat Material EPDM, NBR, PTFE, Metal Seat
Connection Type Flanged, Wafer, Lug
Operation Manual Handwheel or Lever
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

Manual 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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