异型钢管辊式成型技术
ROLL-TYPE FORMING TECHNOLOGY FOR SHAPED STEEL PIPES
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摘要: 介绍了异型钢管辊式成型的技术特点及国内研制的简况,指出该技术较冷拔异型管生产经济效益更显著,发展前景更广阔。Abstract: The author describes the features of roll-type forming technology for shaped steel pipes and the general domestic state of development in this regard, pointing out that this technology is more commercial efficient and has a broader prospect compared with the cold-drawing process for the said pipe production.