Y Type – Pressure Reducing Hydraulic Control Valve – DN450

Areas of Use

Agricultural Irrigation Systems
Industrial Area Systems
Drinking Water Systems

The Y-Type Pressure Reducing Hydraulic Control Valve (DN450) is designed to automatically reduce and stabilize downstream pressure to a predetermined value, regardless of fluctuations in upstream pressure or flow demand. Its Y-shaped body provides improved flow characteristics with reduced pressure drop, making it particularly suitable for large-diameter pipeline systems. The valve operates hydraulically using line pressure, requires no external power source, and provides precise pressure control for safe and efficient system operation.

This valve is widely used in municipal water distribution networks, irrigation systems, industrial water supply lines, and infrastructure projects where reliable pressure regulation is critical. By preventing overpressure, it protects pipelines, fittings, and downstream equipment from damage, reduces leakage rates, and extends the overall service life of the system. The DN450 size is ideal for high-flow applications requiring robust performance, durability, and long-term operational stability.

  1. Features
    • Its simple structure makes it easy to use and maintain.

    • Low cost.

    • Operation in a wide pressure range.

    • Flawless modulation even at low flow rates.

    • Flexible diaphragm for shock-free opening and closing.

    • Reinforced diaphragm and internal spring for complete sealing.

    • Long life with epoxy and polyester coating.

    • A wide range of control applications with the use of various pilot valves.

    • Ability to operate in horizontal and vertical positions in various application areas.

  2. Order information
    Please provide the following information in case of order
    • Maximum flow rate ................................................ m³/h
    • Maximum network / operating pressure .................... bar
    • Main pipeline diameter ........................................ mm
    • Valve connection type
    • Maximum valve inlet pressure ................................ bar
    • Minimum valve inlet pressure................................. bar
    • Required outlet pressure value.............................. bar
  3. Application Example

  4. Catalogue
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    Tayfur Su Sistemleri
    Kemalpaşa OSB Mahallesi Kuzey Sanayi Caddesi Dış Kapı No:13 Kemalpaşa / İzmir
    +90 232 458 4999
    +90 232 457 6088