Stainless steel threaded check valve

Stainless steel threaded check valve

Stainless steel threaded check valve

Type:H14W
Subtitle:Threaded Swing Check Valve
Our stainless steel threaded check valve provides automatic backflow prevention in compact piping systems. Manufactured from AISI 304/316 stainless steel, it offers corrosion resistance and maintenance-free operation for liquid and gas applications.

Product Overview

Our stainless steel threaded check valve provides automatic backflow prevention in compact piping systems. Manufactured from AISI 304/316 stainless steel, it offers corrosion resistance and maintenance-free operation for liquid and gas applications.

Key Features

✔ Threaded Ends (NPT/BSP) - Easy installation without welding/flanges
✔ Swing or Lift Design - Low cracking pressure (0.05-0.1 bar)
✔ Full-Bore Construction - Minimal pressure drop
✔ Stainless Steel Construction - 304/316 SS body, disc, and spring
✔ Bubble-Tight Seal - Metal-to-metal or soft seat options

Comparison with Other Check Valves

FeatureThreaded Swing CheckThreaded Lift CheckWafer Check Valve
InstallationThreadedThreadedFlanged/Bolted
Cracking PressureLow (0.05 bar)Medium (0.2 bar)Low (0.1 bar)
Pressure DropLowMediumVery Low
MaintenanceNoneNoneRequires Removal
Best ForGeneral PurposeHigh VelocitySpace-Constrained

Applications

✔ Water Systems

  • Pump discharge protection
  • Boiler feed lines
  • Irrigation systems

✔ Process Industries

  • Chemical dosing lines
  • Compressed air systems
  • Process media protection

✔ Oil & Gas

  • Instrument air lines
  • Small pipeline protection
  • Fuel transfer systems

Product Parameters

Size Range¼" to 4" (DN8 to DN100)
Pressure RatingClass 150 (PN16) / 300 (PN40)
Temperature Range-20°C to 200°C (-4°F to 392°F)
Thread StandardsNPT (ANSI B1.20.1) / BSP (ISO 228)
Cracking Pressure0.05-0.5 bar (model dependent)
Seat TypeMetal
Flow DirectionHorizontal/Vertical (Model Specific)

Medium

Summarize

This stainless steel threaded check valve provides reliable backflow prevention in compact piping systems. Its threaded connections simplify installation, while stainless steel construction ensures long service life even in corrosive environments.

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