It represents the trial manufacture of grade X80 pipelines steel hot rolled coil with characteristic of acicular ferrite at BaoSteel Mill.
简要介绍了宝钢试制的以针状铁素体组织为特征的X80级管线钢热轧板卷。
2
A new approach to master speed control is proposed, in which coil box and roughing mill and finishing mil are combined with each other as master-slave device.
提出了一种热卷箱与粗轧和精轧互为主从的主令速度控制新方法。
3
Products produced by the high speed rolling mill have those advantages as heavy coil weight, less surface scale and precise dimension tolerance.