Usage and operation of metal seal ball valve

Ball valve classification 1), commonly used ball valve according to their working principle is divided into floating ball valve, fixed ball valve, lifting rod valve and so on. 2), the ball valve according to the channel position can be divided into straight-through, three-way and right angle. The la ----more

The Heat-Affected Zone (HAZ) is one of the most critical aspects of welding metallurgy. It's the area of base metal that is not melted but has undergone significant changes in its microstructure due to exposure to high temperatures during welding. The HAZ can affect the me ----more

There are countermeasures for the reasons for the selec…

In recent years, vegetable farmers often encounter the problem of falling flowers and fruit, low fruit setting rate and increased number of deformed fruits in the production of citrus fruits and legumes, which seriously affect the yield and quality of vegetables. Recently, many reporters in the int ----more

The Heat-Affected Zone (HAZ) is one of the most critical aspects of welding metallurgy. It's the area of base metal that is not melted but has undergone significant changes in its microstructure due to exposure to high temperatures during welding. The HAZ can affect the me ----more

The Heat-Affected Zone (HAZ) is one of the most critical aspects of welding metallurgy. It's the area of base metal that is not melted but has undergone significant changes in its microstructure due to exposure to high temperatures during welding. The HAZ can affect the me ----more