The main characteristics of the rail steel are low manganese and high carbon which content is being closed to eutectoid.

其成分特征是碳含量在共析点左右的高碳低锰钢轨钢。

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The main characteristics of the rail steel are low manganese and high carbon which content is being closed to eutectoid.

其成分特征是碳含量在共析点左右的高碳低锰钢轨钢。

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