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What Is The Difference Between NRS and OS&Y Gate Valves
What Is an NRS Gate Valve NRS (Non-Rising Stem) gate valves have a stem that rotates in place when operated—the stem does not move up or down externally as the valve is opened or closed. Key Featur...Read more -
How To Replace Disc Check Valve
A disc check valve (also called a non-return valve or silent check valve) is designed to allow fluid to flow in one direction and prevent backflow. These valves are commonly used in marine systems,...Read more -
What Are The Types of Globe Valves
What Is a Globe Valve A globe valve controls flow using a movable disk (or plug) that moves perpendicular to the seat. This design allows for fine throttling, reliable sealing, and effective shut-o...Read more -
How Does Quick Closing Valve Operate
What Is a Quick Closing Valve A quick closing valve is a type of shut-off valve that can be closed immediately, usually by manual or remote actuation, without the need to rotate a handwheel or leve...Read more -
How To Replace Worm Gear Actuator on a Valve
What Is a Worm Gear Actuator A worm gear actuator is a mechanical device used to manually or motor-operate valves, especially quarter-turn types like butterfly valves and ball valves. It uses a wor...Read more -
What Is The Importance of Fire Valves In Marine Applications
Fire valves are more than just metal parts in a pipeline—they are the first line of defense against fuel-fed fires that can threaten lives, destroy equipment, and endanger entire vessels. In this b...Read more -
What Is The Purpose of Mud Box In Marine Applications
What Is a Mud Box A mud box is a type of coarse strainer used in ship piping systems to filter out large debris from liquids such as seawater or bilge water before they enter essential systems like...Read more -
What Are The Standards for Use of Marine Valves
This article explores the global standards and classification approvals that marine valves must meet, the importance of certifications, and how Qingdao I-FLOW, a trusted marine valve manufacturer, ...Read more