采用Φ210mm连铸坯的轧坯生产冷拔高压锅炉钢管

    PRODUCTION OF COLD-DRAWN IHGH-PRESSURE-BOILER STEEL PIPES WITH ROLLED ROUNDS MADE FROM Φ210mm CC BLOOMS

    • 摘要: 介绍了天津市无缝钢管厂采用20GΦ210mm连铸坯(先经650轧机轧制成Φ75mm实心圆管坯)生产冷拔高压锅炉钢管的管坯生产工艺、冷拔工艺和产品质量,讨论了生产中应采取的主要技术措施。生产实践表明,这种管坯可以生产出符合标准要求的高压锅炉钢管。

       

      Abstract: The article involves main aspects concerning production of cold-drawn high-pressure-boiler steel pipes with Φ75mm rounds rolled by the 650mm pipe mill with Φ210mm 20G CC blooms, covering the manufacture process of the rolled rounds, cold-drawing product and the product quality.Main technical measures taken for the production are also discussed.Relevant operation practice has led to the conclusion that high-pressure-boiler pipes up to relevant standard can be produced with the said rolled rounds.

       

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