Material Selection
Low-End Valves
Body/Disc Materials: Typically use low-cost metals like cast iron or unalloyed carbon steel, which may lack corrosion resistance in harsh environments.
Sealing ...
When the valve is fully open, a sealing device that prevents the medium from leaking to the stuffing box is called the upper sealing device.
When the gate valve, globe valve and throttle valve are ...
Hard seal butterfly valve
Hard sealing of butterfly valve refers to that both sides of the sealing pair are made of metal materials or other hard materials. The sealing performance of this kind of ...
As we all know, live streaming has become very popular recently. This is a trend no business should ignore – certainly not TWS Group. TWS Group, also known as Tianjin Tanggu Water Seal Valve...
At this beautiful moment of saying goodbye to the old and welcoming the new, we stand hand in hand, standing at the intersection of time, looking back on the ups and downs of the past year, and loo...
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 ...
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