The shortcoming of the internal scab of the hot continuous-rolled seamless steel pipe is that there are dents similar to the size of soybean grains on the inner surface of the seamless steel pipe, and most of the scabs contain dark red or dark gray dirt. The influencing factors of internal scab are: metal oxide removal agent, gasifier processing technology, mandrel lubrication and other factors. Below is a look at how to manipulate the inner surface layer of seamless steel pipe with the seamless steel pipe manufacturer's network editor:

Seamless steel pipes are made of a single piece of metal and have no seams on the surface, called seamless steel pipes. According to the production method, seamless pipes are divided into hot-rolled seamless steel pipes, cold-rolled pipes, cold-drawn pipes, extruded pipes, and top pipes. According t