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Your Reliable Professional Industrial Valve Manufacturer
  • It currently boasts multiple production bases with a total construction area of ​​8,000 square meters
  • Equipped with 70 sets of CNC machining centers
  • Various large and medium-sized equipment, and specialized testing equipment, including spectroscopy
  • Possess CE, ISO, SIL and more than 20 patent certificates
  • The technical team has more than 30 people, including 10 senior engineers
  • Possess 10 invention patents and 20 utility model patents
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Hydraulic Control Valve Series

Hydraulic Control Valve Series

Our hydraulic control valves provide automatic pressure regulation, flow control, water-level control, and system protection for municipal water supply, irrigation, fire protection, water treatment, and industrial water systems. The range includes pressure reducing, pressure relief, float, pump control, flow control, and solenoid valves. Operated by pipeline pressure and pilot systems, they ensure stable performance, reliable control, and flexible configuration for various applications.

Key Features & Advantages

● Automatic hydraulic operation using pipeline pressure and pilot control systems.
● Multiple functions including pressure control, flow regulation, water-level control, and pump protection.
● Stable performance under changing pipeline conditions.
● Diaphragm-actuated design ensures smooth and responsive operation.
● Adjustable pilot settings for different pressure and flow requirements.
● Flexible options for materials, sizes, pressure ratings, and control configurations.
● Suitable for municipal, building, irrigation, fire protection, and industrial water systems.
● Easy inspection and maintenance with modular pilot design.

Item Details
Main Products Butterfly Valve / Ball Valve / Gate Valve / Globe Valve / Check Valve / Brass Valve Series / Hydraulic Control Valve Series / Pipe Fittings
Business Type Supported OEM, ODM, distributors, agents, wholesalers, engineering companies, project contractors
MOQ 1-100 units
Customization Options Trademarks, materials, colors, pressure ratings, flange standards, packaging options, etc.
Application Industries Water supply and drainage, petroleum, chemical, power, gas, HVAC, irrigation, papermaking, pharmaceuticals, new energy
Lead Time 30-60 days (after contract signing and deposit receipt)
Quality Standards API/CE/ISO/WRAS/EAC/customer standards available
Sample Policy Test samples available
Payment Methods T/T (30% deposit, balance before shipment)/LC negotiable
After-Sales Service 12-month warranty, online technical support

Tianjin Dingliu Valve In Brief

  • 15 years of valve manufacturing experience
  • It currently boasts multiple production bases
  • Total construction area of 8,000 square meters
  • Equipped with 70 sets of CNC machining centers
  • Various large and medium-sized equipment, and specialized testing equipment, including spectroscopy
  • Annual output: 80,000 units
  • More than 60 employees
  • Over 10 senior and mid-level engineers
  • Rich OEM and ODM experience
  • All our products are manufactured under ISO-certified systems, with 100% pressure and functional testing before shipment.
  • We manufacture according to international standards, including EN, ISO, DIN, ASME, and GB.
  • Pressure ratings cover PN10–PN40 and Class 150–Class 300.
  • Possess 10 invention patents and 20 utility model patents
  • Direct factory pricing, stable quality, fast delivery

Products Manufacturer FAQ

Our main production base in Tianjin covers an area of about 2,000 square meters, equipped with advanced CNC machining centers, assembly lines, and pressure testing facilities. In addition, we have a stainless-steel valve and actuator factory in Wenzhou, Zhejiang, specializing in high-precision stainless-steel components.

We specialize in electric valves, pneumatic valves, butterfly valves, ball valves, gate valves, globe valves, check valves, regulating valves, and related automation control systems. Our products are widely used in industries such as power generation, petrochemicals, water treatment, environmental protection, pharmaceuticals, and data centers.

Our products are ISO9001, ISO14001, CE, SIL, and explosion-proof for electric actuators, ensuring compliance with international quality and safety standards.

Yes. We can provide valve selection, actuator matching, and complete solutions based on your operating conditions, media, pressure rating, and control requirements.

Standard models typically take 10-15 days to deliver; custom orders take 20-45 days depending on complexity. We maintain inventory of certain models to meet urgent needs.

We offer one-stop services, including installation guidance, remote technical support, repairs, and spare parts supply, to ensure stable operation of our customers' systems.

All our products are manufactured under ISO-certified systems, with 100% pressure and functional testing before shipment. We also provide third-party inspection reports (SGS, BV) upon request.

We manufacture according to international standards, including EN, ISO, DIN, ASME, and GB. Pressure ratings cover PN10–PN40 and Class 150–Class 300.
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Contact us today for design assistance, free quotes, and expert advice. We will respond to your inquiry within 12 business hours and respect your privacy.

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Tianjin Dingliu valve Industry Co., Ltd. is a high-tech enterprise specializing in the valve and automation industry.

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