Jianqiao Valve Industry Group Co., Ltd. Jianqiao Valve Industry Group Co., Ltd.
Electro hydraulic flat gate

Electro hydraulic flat gate

Electro hydraulic flat gate
Electro hydraulic flat gate

Electro hydraulic flat gate
Electro hydraulic flat gate

Electro Hydraulic Flat Gate Valve for Metallurgical Material Handling System

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The Electro Hydraulic Flat Gate Valve is a high-performance industrial valve designed for reliable shut-off and flow isolation in large-scale pipeline systems. It combines the advantages of a flat gate valve structure with an electro-hydraulic actuator system, providing powerful operation capability, precise control, and stable performance under demanding working conditions.

The valve adopts a flat gate plate design, which offers low flow resistance, excellent sealing performance, and minimal pressure loss. The electro-hydraulic drive system enables remote operation, automatic control, and reliable opening and closing even under high-pressure or large-diameter pipeline conditions.

Manufactured with advanced production technology and high-quality materials, this valve provides excellent durability, corrosion resistance, and long service life. It is widely used in oil & gas pipelines, petrochemical facilities, power plants, water conservancy projects, and other industrial systems requiring safe and efficient flow isolation.

Electro hydraulic flat gate

OEM Capability & Customization

We provide comprehensive OEM and ODM customization services to meet different industrial project requirements.

Valve Design Customization

  • Customized valve size and structural design
  • Customized pressure rating and temperature range
  • Customized flow direction and installation requirements
  • Customized valve dimensions according to pipeline systems

Material Customization

Available materials include:

  • Carbon Steel
  • Stainless Steel
  • Cast Steel
  • Alloy Steel
  • Duplex Stainless Steel
  • Special corrosion-resistant alloys

Actuation System Customization

  • Customized electro-hydraulic actuator solutions
  • Remote control system integration
  • PLC/DCS control compatibility
  • Explosion-proof actuator options
  • Manual emergency operation solutions

Sealing & Performance Customization

  • Customized sealing structure:
    • Soft seal
    • Metal seal
    • Pressure-assisted seal
  • Customized sealing materials:
    • PTFE
    • Graphite
    • EPDM
    • NBR
  • Customized anti-corrosion coating
  • Customized operating speed and torque requirements

OEM Support Services

  • Customer logo and nameplate customization
  • Customized packaging
  • Engineering drawings and technical documents
  • Prototype manufacturing
  • Special testing requirements

Quality Certification & Testing

Our Electro Hydraulic Flat Gate Valves are manufactured under strict quality management systems and supplied with complete valve industry certification documents, including:

  • ISO 9001 Quality Management System Certification
  • API valve standard compliance (according to applicable models)
  • Pressure equipment certification
  • Material Test Certificates (MTC)
  • Hydrostatic pressure test reports
  • Leakage test reports
  • Factory inspection certificates
  • Third-party inspection support

We provide reliable valve manufacturing solutions with professional engineering support for global customers.

Parameter Specifications

Parameter Specification
Product Name Electro Hydraulic Flat Gate Valve
Valve Type Flat Gate Valve with Electro Hydraulic Actuator
Operating Principle Electro-hydraulic driven gate opening and closing
Main Function Pipeline isolation, shut-off control, flow regulation
Nominal Size DN50–DN2000 (Customized available)
Pressure Rating PN1.0–PN42.0 MPa / Class 150–2500
Working Temperature -196℃ to +600℃ (Depending on material selection)
Applicable Medium Oil, gas, water, steam, chemical fluids, industrial media
Valve Body Material Carbon Steel / Stainless Steel / Alloy Steel
Gate Plate Material Stainless Steel / Alloy Steel / Customized
Sealing Type Soft Seal / Metal Seal
Actuator Type Electro Hydraulic Actuator
Control Method Local Control / Remote Control / PLC / DCS
Connection Type Flanged / Butt Weld / Customized
Design Standard API 6D / API 600 / ASME B16.34 / Customized
Face-to-Face Standard ASME B16.10 / DIN / GB standards
Flange Standard ANSI B16.5 / EN1092 / JIS / GB standards
Leakage Standard API 598 / ISO 5208
Protection Grade IP65/IP67 (According to actuator configuration)
Explosion-Proof Option Available for hazardous environments
Flow Characteristic Full bore, low pressure loss
Installation Position Horizontal or vertical installation
Emergency Operation Manual override available
Service Life Long service life with high reliability
Inspection Pressure test, sealing test, functional test
OEM Service Size, material, actuator, control system, logo customization

Industry Applications

The Electro Hydraulic Flat Gate Valve is widely used in industries requiring large-diameter pipeline isolation, remote operation, and high reliability.

Oil & Gas Industry

  • Crude oil transportation pipelines
  • Natural gas transmission systems
  • Oil storage terminals
  • Pipeline stations
  • Offshore oil platforms

Petrochemical Industry

  • Refinery process pipelines
  • Chemical processing systems
  • High-pressure fluid isolation
  • Hazardous media transportation

Power Generation Industry

  • Thermal power plants
  • Hydropower stations
  • Steam systems
  • Cooling water systems
  • Energy infrastructure projects

Water Conservancy & Municipal Engineering

  • Large water transmission pipelines
  • Pump stations
  • Reservoir projects
  • Flood control systems
  • Water treatment facilities

Mining & Metallurgical Industry

  • Slurry transportation systems
  • Mining pipelines
  • Heavy industrial fluid control systems

Marine & Offshore Engineering

  • Offshore platforms
  • Ship pipeline systems
  • Seawater circulation systems

Industrial Automation Systems

  • Automated pipeline networks
  • Remote valve control systems
  • Smart industrial facilities

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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