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1964年意大利Dalmine公司开始试验限动芯棒连轧管(MPM)工艺,1978年Bergamo厂建成投产了第1套MPM轧机,随后又经过不断的改进、发展,至今,MPM工艺已有长足的进步。与其他工艺相比,MPM工艺是先进的。介绍了MPM工艺发展简史,以及20世纪90年代欧洲钢管市场萎缩期间一些钢管企业实施的生产重组工作。
In 1964, Italy Dalmine company began to test the MPM process. In 1978, the first MPM mill was completed and put into operation in Bergamo factory, and then it has been continuously improved and developed. So far, the MPM process has made great progress . Compared with other processes, MPM process is advanced. The brief history of the development of MPM process and the production reorganization carried out by some steel pipe enterprises during the shrinking of the European steel pipe market in the 1990s were introduced.