Products，ProductsFactory supply-wenzhou Hongyi Valve Co,.Ltd.

Prevents Backflow: Ensures one-directional flow, protecting pipelines and equipment.
Threaded Connection: Easy to install and provides leak-proof performance.
Durable Construction: Made from high-quality materials for corrosion resistance and long service life.
Compact Design: Suitable for installation in tight spaces.
Wide Applications: Compatible with water, oil, gas, and other fluids.

Parameter	Details
Valve Type	Thread Check Valve
Connection Type	Threaded (NPT, BSP)
Body Material	Brass, Stainless Steel (SS304, SS316), or Carbon Steel
Disc Material	Stainless Steel, Brass, or Nylon
Seat Material	EPDM, NBR, PTFE, or Viton
Pressure Rating	150 PSI to 600 PSI
Temperature Range	-20°C to 120°C (-4°F to 248°F)
Size Range	1/4" to 2" (DN8 to DN50)
Operation	Automatic (Flow-Driven)
Standards	ANSI, DIN, JIS, BS

Industrial: Water treatment, chemical processing, and oil and gas pipelines.
Commercial: HVAC systems, fire protection systems, and irrigation systems.
Residential: Plumbing systems and water supply lines.

Reliable Backflow Prevention: Ensures one-directional flow, protecting systems from damage.
Easy Installation: Threaded design simplifies installation and maintenance.
Durability: High-quality materials ensure long service life in demanding environments.
Compact and Lightweight: Ideal for installation in limited spaces.