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介绍了双排辊冷轧管机的工作原理和主要特点。进行了冷轧钢管实验。多次现场实验表明,采用所研究的双排辊冷轧管机能够实现大减径量和大减壁量轧制,并可轧制薄壁钢管,已轧制的成品钢管规格有Φ25mm×2.5mm和Φ19mm×0.9mm,产品质量符合国家标准。该轧机的研制成功可为我国现有冷轧管机的改造提供一条有效途径。
The working principle and main features of double roll cold rolling machine are introduced. Conducted cold-rolled steel tube experiments. A number of field experiments show that the use of double-roll cold rolling machine to be able to achieve a large amount of reduction and large reduction of the amount of rolling, and rolling thin-walled tubes, rolled finished pipe specifications Φ25mm × 2 .5mm and Φ19mm × 0.9mm, product quality in line with national standards. The successful development of the mill can provide an effective way for the transformation of the existing cold rolling mill in our country.