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近年来,在设计和建设新的热轧无缝管轧机方面,主要在于改进现有的生产工艺,以提高产品的质量可靠性和改善其经济效果。提高产品质量可靠性,可以通过改善管坯质量、改进轧机结构及其轧制工艺来达到。改善经济效果的主要措施是简化轧制程序、提高设备的生产能力以及提高机械化和自动化水平。为了恰当地估价每一发展的意义,现按热
In recent years, in the design and construction of new hot-rolled seamless tube mills, mainly in improving the existing production process to improve product quality and reliability and improve its economic effect. Improve the reliability of product quality, can improve the quality of the tube, the mill structure and improve the rolling process to achieve. The main measures to improve the economic performance are to simplify the rolling process, increase the production capacity of the equipment and improve the mechanization and automation level. In order to properly assess the significance of each development, press heat