**Brand Positioning:**
TWS is a leading manufacturer of high-quality industrial valves, specializing in soft-sealed butterfly valves, flanged centerline butterfly valves, flanged eccentric b...
1.The stem of the OS&Y gate valve is exposed, while the stem of the NRS gate valve is in the valve body.
2.The OS&Y gate valve is driven by the thread transmission between the valve ...
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 ...
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 ...
Clean the pipeline of all contaminants.
Determine the direction of the fluid, torque as flow into the disc may generate higher torque than flow into the shaft side of the disc
Position disk in the...
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