Sealing is to prevent leakage, and the principle of valve sealing is also studied from leakage prevention. There are many factors that affect the sealing performance of butterfly valves, mainly inc...
Overview of Soft-Seal Gate Valve
Soft seal gate valve, also known as elastic seat seal gate valve, is a manual valve used in water conservancy projects to connect pipeline media and switches. The s...
Commonly seen in gate valves are the rising stem gate valve and the non-rising stem gate valve, which share some similarities, that is:
(1) Gate valves seal through the contact between the valve se...
Backflow preventer valves are an important component in any water system and are designed to prevent the dangerous and potentially harmful effects of backflow. As an important part of the plumbing ...
1. Defect characteristics
Unfused refers to the phenomenon that the weld metal is not completely melted and bonded with the base metal or between the layers of the weld metal.
Failure to penetrate ...
Rubber seated butterfly valves are becoming increasingly popular in industrial and commercial areas due to their numerous features and benefits. Also commonly known as resilient butterfly valves. A...
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