This paper mainly analyzes the process of bloom casting for heavy rail and internal cracks like central crack and so on in order to solve the internal quality problems.

对方坯重轨钢系列铸坯内部产生的中间裂、中心裂等缺陷进行工艺探索研究，以解决生产过程中出现的内部质量问题。

youdao

The key technologies, such as M-EMS, secondary cooling scheme, dynamic soft reduction, and its application to bloom continuous casting for heavy rail steel were presented.

简述了攀钢大方坯连铸结晶器电磁搅拌技术、二冷控制技术和凝固末端动态轻压下技术在重轨钢连铸中的应用效果。

youdao

The key technologies, such as M-EMS, secondary cooling scheme, and dynamic soft reduction, and its application to bloom continuous casting for heavy rail steel were presented.

简述了攀钢大方坯连铸结晶器电磁搅拌技术、二冷控制技术和凝固末端动态轻压下技术在重轨钢连铸中的应用效果。

youdao

Rail passengers also braced themselves for heavy traffic and long lines.

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It would be as disastrous for the London Underground to separate management between infrastructure and operations as it has been on the heavy-rail network.

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So serious are these hurdles that it takes six days for a rail-freight wagon to get to Milan from London, twice as long as a heavy lorry.

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