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随着石油、天然气、冶金、化工、民用煤气工业的飞速发展,普通的楔式闸阀已不能满足现代生产发展的需要,作为现代闸阀之一的“平板闸阀”已获得日益广泛的应用。国外工业发达国家开拓了各种压力级,不同口径,驱动方式多种的平板闸阀,,满足了石油、天然气等长输管线工业过程的大型、高参数、自动化的需要。重庆阀门厂在石油
With the rapid development of petroleum, natural gas, metallurgy, chemical industry and civil gas industry, the ordinary wedge gate valve can not meet the needs of the development of modern production. As one of the modern gate valves, the “flat gate valve” has been widely used. Developed countries in foreign countries have developed various types of flat gate valves with different pressure levels, different caliber and driving modes, meeting the needs of large-scale, high-parameter and automation of industrial processes such as oil and natural gas transmission lines. Chongqing valve factory in oil