The vanadium-microalloying HRB400 aseismic ribbed bar has been developed by Chengde Iron and Steel Co.

介绍了承钢利用特有的钒资源优势研制生产抗震钢筋的过程。

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New TMCP, which hot ribbed bar is produced with ultra fast cooling technology after rolling, is a creative, applicable technology.

新一代TMCP -轧后超快速冷却技术生产热轧带肋钢筋是一种创新性的适用技术。

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The microstructure and its distribution of ribbed bar, produced by critical austenite control rolling and control cooling, were observed by means of microscope.

用金相方法观察了采用临界奥氏体控轧控冷工艺生产的带肋钢筋的组织及其分布。

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