Midline Brass Spring Check Valve – Reliable Flow Control and Protection
High-quality brass Spring Check Valve designed to prevent backflow and protect water supply systems. Available in sizes 1/2″ to 2″, with female threaded connections, it operates reliably from -20°C to +120°C and handles pressures up to 2.5 MPa, ensuring durable and leak-free performance.
The Midline Brass Spring Check Valve is designed to prevent backflow and ensure the smooth flow of water in domestic and drinking water supply systems. It provides reliable preliminary protection against mechanical impurities while maintaining system efficiency.
Material & Design
Manufactured from high-quality brass with lead-free components, the valve offers excellent durability and corrosion resistance. Available in sizes 1/2″, 3/4″, 1″, 1 1/4″, 1 1/2″, and 2″, it provides flexibility for various plumbing and fluid transport applications.
Connection Type
Equipped with female threaded connections conforming to ISO 228 standards (GB/T12230), the valve ensures a secure, tight, and leak-free installation in pipeline systems.
Temperature & Pressure Performance
The Spring Check Valve operates efficiently across a temperature range of -20°C to +120°C and supports pressures up to 2.5 MPa, making it suitable for demanding water applications.
Applications
Ideal for residential, commercial, and industrial water supply systems, the valve prevents backflow, protects pipelines, and ensures smooth, uninterrupted water flow.






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