Pump straight pipe: The pump pipe is ordinary 20# carbon steel, which is processed by seamless pipe, fluid pipe or straight seam pipe. The pump tube is a long strip steel with a hollow section and no joints around it. The ground pump tube has a hollow cross-section and is used in large quantities as a conduit for conveying fluids, such as a pump tube for transporting oil, natural gas, gas, water, and certain solid materials. Compared with solid steel such as round steel, the ground pump tube has a