This product is widely used in chemical industry, construction, water supply and drainage, petroleum, heavy and light industry,
refrigeration, sanitation, plumbing, fire protection, electric power and other basic engineering.According to different materials
can be made of acid resistance, alkali resistance, corrosion resistance, oil resistance, high temperature resistance, radiation
resistance, wear resistance, aging resistance and other varieties, to adapt to a variety of media and the environment.We can also
do pressure testing.