Knowledge

1. The leakage at both ends of the butterfly valve is caused by the sealing gaskets on both sides. The tightening force of the pipeline flange is unev

The groove gate valve is a double parallel gate valve with imported sealing method. The inlet valve plate consists of a sealing sleeve and an overflow

1. Check valves in pipelines cannot bear weight, especially large check valves should be installed independently and not affected by the pressure gene

The adjustment of pneumatic butterfly valves should be based on their performance 1. If it is a switch type pneumatic butterfly valve, it is only nece

1. The manual clamp type soft sealing butterfly valve adopts a double eccentric structure, which has a sealing function of tightening the valve as it

Acetic acid: Acetic acid is one of the most corrosive substances in organic acids. Ordinary steel can be severely corroded in various concentrations a

Installation direction of Y-shaped filter: Steam or gas pipeline: the filter screen faces horizontally; Liquid pipeline: installed with the filter scr

The two types of valves are different and cannot be interchanged for the following reasons: 1. The key difference between rubber lined butterfly valve

Reasons for leakage of butterfly valves with good performance: 1. It often appears in the connection parts of the valve body, valve stem, packing box,