How to choose flanged concentric butterfly valve?
Flanged butterfly valves are mainly used in industrial production pipelines. Its main function is to cut off the flow of medium in the pipeline, 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 ...
Gate valve and butterfly valve are two very commonly used valves. Both of them are very different in terms of their own structure and using methods, adaptability to working conditions, etc. This ar...
1. Clean the sealing surface of the butterfly valve and the dirt in the pipeline.
2. The inner port of the flange on the pipeline must be aligned and press the rubber sealing ring of the butterfly ...
Check valves, also known as check valves or check valves, are used to prevent the backflow of media in the pipeline. The foot valve of the suction off of the water pump also belongs to the category...
The purpose of water treatment is to improve water quality and make it meet certain water quality standards.
According to different treatment methods, there are physical water treatment, chemical w...