Spring Check Valve
- Forged Brass Construction: High-strength forged brass body provides excellent corrosion resistance, durability, and long service life.
- Reliable Backflow Protection: Automatically prevents reverse flow, protecting pumps and piping systems from damage.
- Wide Application Range: Suitable for water, air, oil, and other non-corrosive fluids in plumbing, HVAC, irrigation, and industrial piping systems.
Designed to prevent backflow and ensure one-way flow in piping systems. Constructed from high-quality forged brass for excellent corrosion resistance, durability, and long service life. Suitable for water supply, plumbing, HVAC, compressed air, and general industrial applications.
Request A Free QuoteTechnical Datasheet & Material Specifications
| Item | Specifications & Materials |
|---|---|
| Body Material | Forged Brass |
| Connection | Female Threaded |
| Size Range | 1/2" – 2" |
| Working Temperature | -20°C to 120°C |
| Applicable Media | Water, Air, Oil, Non-corrosive Fluids |
| Flow Direction | One-way (Arrow Marked on Body) |
Technical & Sourcing FAQ
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What materials are available for the valve body and internal components?
Our standard check valves are manufactured from high-quality forged brass (CW617N or equivalent), providing excellent mechanical strength, corrosion resistance, and long-term durability. Internal components such as the disc, spring (if applicable), and sealing elements are carefully selected to ensure reliable performance and extended service life. Alternative materials, including lead-free brass and stainless steel, are available upon request to meet specific market regulations and application requirements.
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Which thread standards and connection types do you support?
We offer a variety of thread standards to meet international market requirements, including BSPP, BSPT, NPT, and other customized thread specifications. Every threaded connection is precisely machined to ensure secure installation, excellent sealing performance, and compatibility with existing piping systems. Special thread configurations can also be manufactured according to customer drawings or specifications.
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What applications, media, and operating conditions is this valve suitable for?
This valve is designed to prevent reverse flow in piping systems and is suitable for water, air, oil, and other non-corrosive fluids. It is widely used in plumbing, HVAC, water treatment, irrigation, pump systems, and general industrial applications. Standard models are designed for operating temperatures from -20°C to 120°C, with pressure ratings available up to PN16 or PN25, depending on the valve size and configuration.
Global Plumbing & Industrial Standards Compliance
Strictly tested compliance for international markets.
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