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The difference between centerline butterfly valve single eccentric double eccentric triple eccentric butterfly valve

The difference between the single eccentric double eccentric triple eccentric butterfly valve of the center line butterfly valve is introduced as follows: 1. Centerline butterfly valve (concentric butterfly valve) The structural feature of the centerline butterfly valve is that the shaft center ......

Three-eccentric Dutterfly Valve Structure Characteristics and Applicable Industry Introduction

The structure of the butterfly valve is single eccentric, double eccentric, and triple eccentric. Today, we will mainly introduce the following three eccentric butterfly valves.

What Are the Features of Ball Valves

The ball valve is not restricted by the installation direction, and the flow direction of the medium can be arbitrary. The fluid resistance is small, and the full-bore ball valve basically has no flow resistance.

How to Extend the Service Life of Valve Packing

In the valve design or use experience, the packing of the lift valve is mostly asbestos packing or graphite packing or PTFE V-type packing, but these kinds of packing will wear out and the gap will gradually increase as the number of valve opening and closing increases.

Features of Triple Eccentric Butterfly Valve

The Triple Eccentric Metal Hard Seal Butterfly Valve uses an elastic stainless steel seal ring installed on the valve body to achieve true zero leakage. It is generally used in special occasions such as high temperature and medium with particles.

Common Valve Troubleshooting Methods

Leakage of valve packing.Cause Analysis:The packing gland is not tightly pressed.The filler becomes invalid due to long-term use or improper storage.

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