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The choice between flanged vs threaded valves directly impacts how your system performs under certain conditions, such as a large industrial facility where fluid systems power everything from manufacturing processes to cooling systems. 

Among the many choices for valve connections, flanged and threaded options stand out for their distinct advantages and applications. Understanding their differences isn’t just a matter of technical preference—it’s a critical step in ensuring optimal system performance.

In this article, we’ll break down the core characteristics of flanged and threaded valves, their use cases, and how they differ in function and application. 

Whether you’re a seasoned engineer or exploring your options for the first time, this guide will equip you with the knowledge to make an informed decision. Let’s dive in.

What Does Flange Mean?

A flange is a flat, circular disk or rim used as a connection point for pipes, valves, and other components in fluid systems.
It allows secure assembly by bolting components together, often with a gasket in between to prevent leaks.
Flanges are commonly used in high-pressure or high-temperature applications due to their robust connection design.
This component is essential in various valve types, such as flange butterfly valves, flange check valves, and flange ball valves.

Characteristics of Flanged Valves

Flanged valves feature bolt-on connections that create a strong, reliable seal.
They are designed for easy maintenance, as the bolted assembly allows for quick disassembly and reassembly

Flanged valves are preferred for larger pipelines or systems with frequent inspections or repairs.
The sturdy connection makes them suitable for high-pressure and high-temperature environments.

Characteristics of Threaded Valves

Threaded valves have screw-on connections that offer compact and straightforward installation.
They are lightweight and ideal for smaller piping systems or tight spaces.
Unlike flanged valves, threaded designs do not require additional bolts or gaskets for assembly.
These valves are often used in low-pressure or low-temperature applications where simplicity and convenience are priorities.