64.5kg/m重型垫板钢孔型设计
PASS DESIGN OF 64.5kg/m HEARY TIE-PLATE MILL
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摘要: 对64.5kg/m垫板钢产品特点、轧制孔型系统选择、孔型设计计算及构成方法、钢坯选择、导卫装置设计和试轧情况及其改进做了详细的分析对比,指出了轧制该产品应注意的问题。Abstract: This paper introduces the feature of the 64.5kg/m tie plate steel, option of the pass system, calculation of the pass design and constitution, option of the billets and design of the guides and guards. Results of the trial rolling and further improvements are analysised and compared. Problems which may arise from rolling this product are also pointed out.
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Key words:
- rail steel /
- tie plate /
- pass design
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