Brass Swing Check Valve – BSP Overview
The Brass Swing Check Valve – BSP is a pivotal component in ensuring the directional integrity of flow within piping systems. Utilising a swing disc mechanism, it permits flow in one direction, preventing backflow and offering robust protection against system reversal, particularly in horizontal installations.
Functional Design and Operation
The valve’s design centres around a disc that swings on a hinge or shaft, opening under forward flow pressure and closing against a seat when the flow ceases. This automatic operation is essential for maintaining system efficiency and preventing reverse flow, with the disc’s weight and backflow pressure sealing the valve securely.
Construction and Specifications
Crafted from durable brass and featuring an NBR seat to reduce operational noise, this valve is designed for longevity and reliability. It operates effectively within a pressure range of 0 to 16 BAR and can handle media temperatures from 0°C to 80°C, making it versatile for various applications.
Application Scope
Ideal for controlling water, oil, and gas in both hose and pipeline configurations, the Brass Swing Check Valve finds extensive use in irrigation, light industrial, and rural settings. Its self-acting nature allows flow in one direction, enhancing system security and operational reliability.
Installation and Compatibility
Available in sizes ranging from 15mm (1/2″) to 100mm (4″), the valve accommodates a broad spectrum of piping requirements. It is particularly suited for horizontal installation but can also be fitted vertically with upward flow and flexibility in system design and integration.
The Brass Swing Check Valve – BSP is a must-have for any system where backflow prevention is critical. With robust construction, reliable operation, and versatility across various applications, it is a safeguard, ensuring the uni-directional flow of media and protecting against potential system failures or hazards.
| Size | Male Fitting End | Female Fitting End | Threads Per Inch | Actual Barb End | ||
|---|---|---|---|---|---|---|
| Metric Size (mm) | Imperial Size (inch) | Inner Diameter (mm) | Outer Diameter (mm) | Inner Diameter (mm) | Outer Diameter (mm) | |
| 6 | 1/8" | 3.18 | 10.16 | 10.16 | 28 | 3.18 |
| 7 | 3/16" | 28 | 4 | |||
| 8 | 1/4" | 6.35 | 13.66 | 13.66 | 19 | 6.35 |
| 9 | 5/16" | 19 | 8 | |||
| 10 | 3/8" | 9.53 | 17.17 | 17.17 | 19 | 9.53 |
| 15 | 1/2" | 12.7 | 21.51 | 21.51 | 14 | 12.7 |
| 18 | 5/8" | 14 | 15.88 | |||
| 20 | 3/4" | 19.04 | 27 | 27 | 14 | 19.04 |
| 25 | 1" | 25.4 | 33.93 | 33.93 | 11 | 25.4 |
| 32 | 11/4" | 31.75 | 42.59 | 42.59 | 11 | 31.75 |
| 40 | 11/2" | 38.1 | 48.48 | 48.48 | 11 | 38.1 |
| 50 | 2" | 50.8 | 60.47 | 60.47 | 11 | 50.8 |
| 65 | 21/2" | 63.5 | 76.09 | 76.09 | 11 | 63.5 |
| 80 | 3" | 76.26 | 88.87 | 88.87 | 11 | 76.26 |
| 100 | 4" | 101.07 | 114.14 | 114.14 | 11 | 101.07 |
| 150 | 6" | 152 | 165.12 | 165.12 | 11 | 152 |
All products are covered by the full manufacturer’s warranty of 20 years. Should you have an item that is faulty we are happy to replace with a new one. Please contact us with details and/or photos of the fault as well as your contact details so we can discuss the issue and organise a replacement at our cost, or if you prefer we can provide a full refund. In some cases, we may request the item be returned to us depending on the issue.
