The high-frequency resistance welded pipe is a product produced by using the skin effect and proximity effect of high-frequency current to heat and melt the edge of the pipe blank after the hot rolled coil is formed by the forming machine, and pressure welding is performed under the action of the squeeze roller to realize the production. Its production process is relatively simple and has the characteristics of rapid continuous production. It is widely used in civil construction, petrochemical, light industry and other industries. It is mostly used to transport low-pressure fluids or make various engineering components and light industrial products.
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