Flange globe valve operation principle and structure introduction
2022-11-17 14:05:22
1, clockwise rotation of the handwheel, the stem moves down, the valve flap to close the sealing surface, the pathway cut off.Reverse turn, the valve stem refers to the highest point on the seal 2, the valve increased One on the seal in the valve open state, together with the packing two seals, and a certain degree of protection of the filler 3, the valve used nylon products for the sealing surface, the filler for the soft forming filler, the seal is also soft material, Sealing performance is better
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