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The butterfly valve is a valve that uses a circular butterfly plate as an opening and closing part and rotates with the stem to open, close and adjust the fluid channel. The butterfly plate of the butterfly valve is installed in the diameter direction of the pipe. In the cylindrical channel of the butterfly...

Abstract: Because of the defects of the thermal insulation ball valve in the current technical field, the sealing material and sealing structure are improved, so that the sealing performance under high-temperature conditions can be ensured, and greatly improve its service life can be improved. With...

From national special equipment safety information in 2018 in China, we can conclude as follows. In 2008, a total of 307 special equipment accidents occurred, with 317 deaths and 461 injuries, resulting in direct economic losses of 97,894,800 yuan. Among them, 17 accidents were directly caused by safety...

This article is about the test and adjustment of butterfly valves and common troubleshooting methods. I. Test and adjustment 1. The manual, pneumatic, hydraulic, and electric components of butterfly valves have been strictly debugged before leaving the factory. When rechecking the sealing performance,...

Before understanding the features of the stainless steel 3-way ball valve, we need to know what the stainless steel 3-way ball valve is. The industrial use rate of stainless steel 3-way ball valves is very high. The stainless steel ball valve is one of the most practical products. The stainless steel...

The installation of pneumatic ball valves is actually very simple. Experienced technicians can install and debug hundreds of sets of pneumatic ball valves a day. Many customers feel that the valves are very heavy and the matching actuator is also very large after receiving the pneumatic ball valves...

Which one is better, ball valves or gate valves?  The gate valve and the ball valve can be used in the regulator, and the function of them is basically similar. They are just different in structure, so users often have questions. How can we choose gate valves or ball valves? Which one...

What are the difference between full bore ball valves and reduced bore ball valves? How to select them? Let's see now.   The ball valve is currently the most widely used mechanical product in all valve markets, which is mainly composed of the valve body, valve seat, ball, stem and transmission...

Here are the difference between 1-PC, 2-PC and 3-PC ball valves. The fundamental differences between one-piece ball valves, two-piece ball valves, and three-piece ball valves are in the valve body’s structure. The One-piece ball valve has reduced diameter. The sphere is fixed by a plug head and...

The working principle of pneumatic gate valves   The introduction of pneumatic gate valves  The pneumatic gate valve is equipped with a pneumatic actuator, driven by compressed air to control the gate valve. The valve core is composed of the spool wedge structure parallel structure. It is...