① Use a file to remove the burr on the strained part of the valve stem; for the shallower part of the strain, use a flat shovel to process it to a depth of about 1mm, and then use an emery cloth or...
With the arrival of the first rain and snow in winter, the temperature dropped sharply. In this severe cold, the front-line emergency repair personnel of the Municipal Guokong Water Co., Ltd. brave...
As an important fluid control device, butterfly valves are widely used in various industrial fields. Their simple structure, easy operation, and excellent sealing performance have earned them ...
Butterfly valve refers to the closing part (valve disc or butterfly plate) as a disc, around the valve shaft rotation to reach the opening and closing of a valve, in the pipe mainly cut off and thr...
Issuing Unit:Tianjin Tanggu Water-Seal Valve Co,.Ltd
Release Date:March 25, 2026
According to the company’s development needs and internal management regulations, after research and decisio...
There are many kinds of butterfly valves, and there are many classification methods.
1. Classification by structural form
(1) concentric butterfly valve; (2) single-eccentric butterfly valve; (3) d...