Center Lined Butterfly Valve
Introductions
A center lined butterfly valve is a type of quarter-turn valve that is widely used in various applications to regulate and control the flow of fluids. It is a cost-effective solution for various industries, thanks to its simple design and ease of installation. In this blog post, we will discuss the advantages, applications, benefits, installations, and Q&A related to center lined butterfly valves.
Technical Specifications:
| Description | Specification |
|---|---|
| Sizes | NPS 2 to NPS 96 |
| Pressure Class | Class 150 to 900 |
| Casting Materials | Cast Iron, Ductile Iron, WCB, WC6, WC9, A350 LCB, A351 CF8, CF8M, CF3, CF3M, A995 4A, A995 5A, A995 6A |
| Other Materials | Alloy 20, Monel, Inconel, Hastelloy |
| Seat Materia | PTFE, EPDM, NBR, Viton, Silicone other material optional |
| End Connections | Wafer, Lugged, RF |
Design Standard
Design & manufacture according to API 609
Face-to-face according to ASME B16.10
End Connection according to ASME B16.5 or B16.47 (Wafer, Lugged, Flange)
Test & inspection according to API 598
Also available per NACE MR-0175, NACE MR-0103
Features of the Center Lined Butterfly Valve
| Feature | Description |
|---|---|
| Body, stem, and disc | Concentric design |
| Structure | Compact and lightweight |
| Stem | Blow out proof |
| Flow direction | Bi-directional with big CV |
| Sealing | Reliable internal and external sealing |
| Performance-price ratio | High |
Advantages of Center Lined Butterfly Valves
- Cost-effective: Center lined butterfly valves are less expensive than other types of valves, making them a popular choice for various applications.
- Low torque: The valve’s low torque allows for easy operation and less wear and tear on the valve, which translates to less maintenance and longer service life.
- High flow rate: The valve’s design allows for a high flow rate, making it an ideal choice for applications that require high flow rates.
- Quick opening and closing: The quarter-turn design of the valve allows for quick opening and closing, making it ideal for applications that require fast response times.
- Lightweight: The valve’s lightweight design makes it easy to install and handle.
Applications of Center Lined Butterfly Valves
Center lined butterfly valves are used in various industries due to their versatility and cost-effectiveness. Some of the most common applications of center lined butterfly valves include:
- Chemical industry: Center lined butterfly valves are used in chemical processing plants to regulate and control the flow of various chemicals.
- Water treatment: These valves are used in water treatment plants to regulate the flow of water and other fluids.
- Food and beverage: Center lined butterfly valves are used in the food and beverage industry to regulate the flow of various liquids and gases.
- HVAC: These valves are used in HVAC systems to regulate the flow of air and water.
Benefits of Center Lined Butterfly Valves
- Low maintenance: The valve’s simple design and low torque make it easy to maintain and repair.
- Long service life: The valve’s design and materials make it resistant to wear and tear, resulting in a longer service life.
- Easy to install: The valve’s lightweight design and ease of installation make it an ideal choice for various applications.
- Versatile: The valve’s design and materials make it suitable for use with various fluids, including water, chemicals, and gases.
Installations of Center Lined Butterfly Valves
Center lined butterfly valves can be installed in various ways, depending on the application and the valve’s size. Some common types of installations include:
- Wafer style: The valve is placed between two flanges and bolted together.
- Lug style: The valve has threaded inserts or lugs that allow it to be bolted to pipes or other equipment.
- Double flanged style: The valve has flanges on both ends, allowing it to be bolted to pipes or other equipment on both ends.
Q&A for Center Lined Butterfly Valves
Q: What sizes are center lined butterfly valves available in?
A: Center lined butterfly valves are available in sizes ranging from 2 inches to 48 inches.
Q: What materials are center lined butterfly valves made of?
A: Center lined butterfly valves can be made of various materials, including cast iron, carbon steel, stainless steel, and PVC.
Q: How do I choose the right center lined butterfly valve for my application?
A: When choosing a center lined butterfly valve, consider factors such as the size of the valve, the type of installation, the fluid being regulated, and the operating conditions.
In conclusion, center lined butterfly valves are a cost-effective and versatile solution for various industries. They offer several advantages, benefits, and installation options, making them an ideal choice for many applications. If you have any questions or would like to learn more about center lined butterfly valves, please contact us.
