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312023-03For stainless steel, it is generally considered that it is not easy to rust, but in fact, stainless steel can also rust.
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242023-03Flange 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.
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172023-03China's continental shale oil exploration and development has made important progress in many fields, but still faces multiple challenges
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102023-03?On March 7, 2023, the 11th China (Shanghai) International Fluid Machinery Exhibition hosted by China General Machinery Industry Association (hereinafter referred to as "China General Machinery Industry Association")
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032023-03Hard seal butterfly valve refers to the "hard seal" with metal materials or other hard materials on both sides of the sealing pair.
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242023-02Knife gate valve can only be used to cut off rather than to throttle, and gate valve can throttle or switch.
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172023-02On February 10, the prosperity index of the petroleum and chemical industry was officially released in January.
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102023-02On January 20, the National Energy Administration announced the top ten landmark achievements of national oil and gas exploration and development in 2022.
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162022-12Installation environment and maintenance precautions of butterfly valve
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092022-12304 austenitic stainless steel (new standard 06Cr19Ni10 steel, old standard 0Cr18Ni9 steel) is widely used in petrochemical,
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DONGGUAN JINYING VALVE AUTOMATION TECHNOLOGY CO., LTD.
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