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Some Operating Guidelines for Butterfly Valves
secureluokai
June 29, 2025
I. Control the Operating Force Appropriately When operating a butterfly valve manually, it is necessary to keep the force applied uniform and avoid excessive or insufficient force. Excessive force may cause damage to the internal structure of the valve; Insufficient force may result in failure to fully open or close the valve, and it is … Continue reading “Some Operating Guidelines for Butterfly Valves”
The difference between knife gate valve and ordinary gate valve
secureluokai
June 19, 2025
I. Working Nature Knife Gate Valve Definition: A high-pressure quick-cutoff valve designed for instantaneous shut-off of pipeline fluids in emergency situations, hence also known as a “quick shut-off valve”. Functional Features: Primarily used to rapidly cut off gases, liquids, and other media in pipelines, serving as a critical safety component for pipeline systems. Common Gate … Continue reading “The difference between knife gate valve and ordinary gate valve”
Brief Introduction to Gate Valves
secureluokai
June 9, 2025
A gate valve is a type of valve used to stop the flow of media. When fully opened, the flow path is straight through, resulting in minimal pressure loss for the media. It is suitable for working conditions that do not require frequent opening and closing, and need to keep the gate fully open or … Continue reading “Brief Introduction to Gate Valves”
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Bellow Seal Globe Valve and Ordinary Globe Valve
secureluokai
August 22, 2021
Bellow seal globe valve and ordinary globe valve has the following performance differences: 1. Double seal design (corrugated pipe + packing): If the corrugated pipe fails, the stem packing will also help prevent leakage and meets the international sealing standards. 2. No fluid loss: bellow seal globe valve helps reduce..
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Wafer Type Butterfly Valve Performance Advantages
secureluokai
April 16, 2021
Wafer type butterfly valve performance advantages is that its disc is installed in the diameter direction of the pipe. In the cylindrical passage of the butterfly valve body, the disc rotates around the axis, and the rotation angle is between 0° and 90°. When the rotation is 90°, the valve is fully open. The wafer..
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Butterfly Valve Advantages & Disadvantages
secureluokai
May 25, 2017
A butterfly valve belongs to a family of valve known as quarter-turn valves. It functions by completely opening or shutting down itself as the disc rotates a quarter turn. Essentially, it is used to regulate fluid passing through a pipe section. Butterfly valves design is made in such a way so as to provide total flow..
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Control Valve: How It Works | Advantages & Disadvantages
secureluokai
July 14, 2017
What is a control valve? Control valve is used to regulate the fluid flow by changing its size or course as directed by the signal from a controller. It helps in directly controlling the flow rate and thus helps in regulating the other vital processes quantities such as temperature, liquid level/flow, and pressure. It is..
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Common Mistakes When Installing Inline Duckbill Check Valve
secureluokai
May 8, 2018
Inline duckbill check valve utilizes slow-closing technology, and this means that the wide circular end will not open until the inlet pressure acting upon it is greater than the outlet pressure. It must be said that the inline duckbill check valve will only release water in one direction, as the wider end will open to..
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