WEFTEC, the Water Environment Federation’s Annual Technical Exhibition and Conference, is the biggest meeting of its kind in North America and offers thousands of water quality professionals ...
Installation environment
Installation environment: butterfly valve can be used whether indoor and open air, but in the corrosive medium and easy to rust occasions, to use the corresponding material...
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...
Sand casting: Sand casting commonly used in the valve industry can also be divided into various types of sand such as wet sand, dry sand, water glass sand and furan resin no-bake sand according to ...
When it comes to the world of commercial butterfly valves, not all devices are created equal. There are many differences between the manufacturing processes and devices themselves that change the s...
There are often friends who do not understand the relationship between the specifications of “DN”, “Φ” and “”". Today, I will summarize the relationship between ...