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Y Type Strainers ANSI 150# / 300#

Y Type Strainers ANSI 150# / 300#

The Y-Type Strainer is an indispensable component for protecting expensive downstream equipment—such as pumps, control valves, and flow meters—from damage caused by pipeline debris. Named for its "Y" shaped configuration, this strainer mechanically removes solids from flowing liquids, gases, or steam using a replaceable perforated or wire mesh screen.

Available in ANSI Class 150 for standard industrial filtration and ANSI Class 300 for high-pressure systems, these strainers are engineered to provide maximum filtration area with minimal pressure drop.

Key Features & Benefits
  • Critical Equipment Protection: Acts as a vertical or horizontal shield, capturing scale, rust, jointing compound, and metal particles before they can clog or erode sensitive system components.
  • Compact & Versatile Design: The "Y" shape offers a streamlined flow path, making it more compact and cost-effective than basket strainers, particularly in smaller to medium pipe sizes.
  • Easy Maintenance (Blow-off Connection): Most models feature a threaded drain port in the cover, allowing for a "blow-off" valve to be installed to flush out collected debris without stopping the process flow.
  • Customizable Filtration Levels: A wide range of stainless steel screens is available, from coarse perforated plates for large particles to ultra-fine wire mesh for delicate process fluids.
  • Heavy-Duty Construction: Built to ASME B16.34 standards, ensuring structural integrity under thermal expansion and high-pressure surges.


Technical Specifications:-

Feature ANSI Class 150 ANSI Class 300
Max Pressure (Cold) ~285 PSI (20 Bar) ~740 PSI (51 Bar)
Size Range 1/2" to 24" (DN15 – DN600) 1/2" to 16" (DN15 – DN400)
Body Materials ASTM A216 WCB (Cast Steel), CF8M (316 SS), Cast Iron ASTM A216 WCB (Cast Steel), CF8M (316 SS), Cast Iron
Screen Material Stainless Steel 304 / 316 (Standard) Stainless Steel 304 / 316 (Standard)
End Connection Raised Face (RF) Flanged / RTJ / Socket Weld Raised Face (RF) Flanged / RTJ / Socket Weld
Gasket Material Spiral Wound SS304/316 + Graphite / PTFE Spiral Wound SS304/316 + Graphite / PTFE


Target Industrial Applications:-

The Y-Type Strainer is the "first line of defense" in various fluid handling sectors:

  • Steam & Condensate Lines: Protecting steam traps and regulating valves from pipe scale and rust.
  • Oil & Gas Processing: Filtering crude oil, fuels, and refined products in refineries and pipelines.
  • Chemical Manufacturing: Ensuring the purity of chemical reagents and protecting high-precision dosing pumps.
  • Water Treatment: Removing silt and solids in municipal water lines and desalination pre-filtration.
  • HVAC Systems: Preventing debris from clogging heat exchangers, chillers, and boiler tubes.


Installation & Maintenance Tip:-

Y-Strainers can be installed in horizontal or vertical (downward flow) pipelines. For horizontal lines, the "leg" of the Y should point downward to allow gravity to collect debris in the screen pocket. Regular cleaning of the screen is essential to prevent a high-pressure drop; the bolted cover allows for easy removal of the screen for deep cleaning or replacement during scheduled maintenance.