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Research on a Kind of Impervious Gate Valve and the Applied Technology
Author(s): 
Pages: 374-374
Year: Issue:  18
Journal: Urbanism and Architecture

Keyword:  gate valveimperviousWedge grooves;
Abstract: The bot om surface of internal permeability gate valve body sets a wedge groove, and gate is wedge and set inside the valve body. The wedge angle of 5°, and the bot om of the gate to insert in the wedge grooves can inserts the wedge grooves, even if the ram is wear as use number increase that can also guarantee the close combination of gate through the wedge grooves.
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