Flange butterfly valves are mainly used in industrial production pipelines. Their main function is to cut off the flow of media in the pipeline, or to regulate the flow of media in the pipeline.
On January 20, the National Energy Administration announced the top ten landmark achievements of national oil and gas exploration and development in 2022.
304 austenitic stainless steel (new standard 06Cr19Ni10 steel, old standard 0Cr18Ni9 steel) is widely used in petrochemical, metallurgical machinery, aerospace, food processing, instruments, household appliances,
From the perspective of the current challenges faced by China's development, the high-quality development model with safety as the core is the basis for rejuvenating the country.