Valves are fundamental control devices widely used in engineering systems to regulate, control, and isolate the flow of fluids (liquids, gases, or steam). Tianjin Water-Seal Valve Co., Ltd. provide...
In valve engineering, the Cv value (Flow Coefficient) of the control valve refers to the volume flow rate or mass flow rate of the pipe medium through the valve per unit time and under the test con...
1. Why do pipelines need to be equipped with air release valve?
When pipes are filled with water, run, or drained, air can accumulate inside them. If it is not discharged, “air blockage”...
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 ...
Valve gaskets are designed to prevent leaks caused by pressure, corrosion, and thermal expansion/contraction between components. While nearly all flanged connection’s valves require gaskets, their ...
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