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介绍了φ100mm穿孔机二次穿孔减径减壁延伸工艺及使用的工具类型,分析了该工艺轧制变形区的特点和使用效果。
This paper introduces the process of secondary piercing reduction and wall reduction of φ100mm piercer and the types of tools used, and analyzes the characteristics and the application effects of the deformation zone.