Min. Order:
1 Piece
Price:
US$ 1000
Place of origin:
China
ring is evenly squeezed to The upper and lower ends of the valve hole form a seal.
Valve open:
When the valve is opened, first rotate the handwheel to lift the cock and pull the sealing slide back from the sealing surfaces on both sides of the valve body. When the sliding plate is completely retracted and separated from the sealing surface of the valve body, continue to turn the handwheel to rota
[Related Keywords : Plug Valve, Dual Expanding, valve]