TYPES OF PIPE ROLLING MILLS, OPERATING PRINCIPLES, AND PRODUCTION PROBLEMS
Keywords:
Seamless pipe, rolling mill, screw deformation, punching bar, metallurgical microstructure, thermal stability, abrasive wear, kinematic diagram, technological resource, sleeve, seamless pipe, bushing, working shafts, mechanical properties, metallurgy.Abstract
This scientific article investigates the fundamental technological foundations and hardware-technical support for the production of seamless steel pipes in modern metallurgical complexes. The article details the structural evolution of pipe rolling mills, the mechanisms of metal deformation in various kinematic schemes, and inter-shaft contact stresses. In the practical part of the study, factors that reduce production productivity were analyzed: thermomechanical wear of working parts, fatigue resistance of the material, and deviations in product geometry. As a result, scientifically grounded innovative solutions have been proposed to increase the service life of rolling mills and reduce defects.
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