Butterfly Valves

Butterfly Valves 101

A basic introduction to Butterfly Valves Butterfly Valves get their name from the Butterfly appearance of the disc and stem. The design consists of a round disc that is attached to a shaft rotating 90°. When the

Butterfly Valves — Triple Offset Design

The unique triple offset of the valve means the seating is affected with almost zero friction. The disc lifts off the seat without dragging across the surface. Because of this feature, these valves could be placed through

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Valve Glossary

A reference tool to help users understand and clarify the meaning of specific terms and concepts within world of valves.

Bidirectionality in Isolation Valves

There are many types of valves used to isolate process flow. Each valve type has its own ability when it is fully closed and in isolation mode. The degree of tightness varies

What is a Guided Shear Gate Valve and why is it a Severe Service Knife Gate Valve?

All valves perform a duty. Their ability to perform varies by valve type and internal design features and materials. In addition, knowledge and experience play a significant part in any successful installation.

Six factors to consider when buying a Severe Service Valve

The term Severe Service Valve (SSV) is commonplace to the industrial valve industry. The problem is no one really knows exactly what it means. CGIS is in the process of establishing the

Allowable Leakage vs. Zero Leakage vs. Bubble Tight

Valve leakage is one of the main issues in industrial processes. Different valve leakage standards are specified by different organizations. Valves go through pressure tests which determine if they provide allowable leakage,

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Valve Expert Today

CGIS is the global supplier of the highest performance valves and automation. With over 40 years of experience, CGIS is committed to understanding the application and ensuring customers always get the right valve.

Butterfly Valves

Contact a CGIS Valve Expert Today

Contact a CGIS
Valve Expert Today