In terms of operating efficiency and saving energy consumption, the use of automatic control valves is an indispensable part. The manual valves and pneumatic valves commonly used in traditional industries are not as good as electric valves in terms of installation cost and efficiency.

If there is a slight leakage at the packing, the stem nut must be tightened again. But don't lock it too tightly, usually lock 1/4 turn to 1 turn, the leakage will stop.

Ball valves are divided into: floating ball valve, fixed ball valve, orbital ball valve, V-shaped ball valve, three-way ball valve, stainless steel ball valve, cast steel ball valve, forged steel ball valve, ash unloading ball valve, anti-sulfur ball valve, pneumatic ball valve, electric ball valve, card sleeve Ball valve, welded ball valve.

There are more than 2,300 valve manufacturers in the domestic market, and the valve products they can provide are in several categories, more than 3,500 varieties, and more than 40,000 specifications. Let me introduce to you the classification of valves!