Cleaning method for straight seam welded steel pipe
Straight seam welded steel pipe includes double-sided submerged arc welded longitudinal welded steel pipe (LSAW pipe) and high frequency electric resistance welded pipes (ERW pipe). The length of straight seam welded steel pipe is mainly divided into fixed length and indefinite length. This is mainly according to customer requirements. The length is generally 6-14 meters. Large diameter straight seam welded steel pipe may require rolling two steel plates, also forming a double weld. Welding matters of straight seam welded steel pipes are classified according to manufacturing methods. Steel pipes can be divided into two categories according to manufacturing methods: seamless spliced steel pipes and electric welded steel pipes. Straight seam welded steel pipe is a steel pipe made by rolling a certain standard long strip into a round tube shape and straight seam welding by a high-frequency welding unit. The shape of the steel pipe can be round, square or special. Depends on sizing ro...