菜钢超设计规格40号槽钢的研发

THE RESEARCH AND DEVELOPMENT OF 40# CHANNEL STEEL WITH SUPER DESIGN SPECIFICATION IN LAIGANG

介绍了40号槽钢的生产工艺，对生产过程中存在的工艺问题进行了分析，并制定了下一步的工艺优化方案。

This article mainly introduces the production technology of 40 # channel steel, analyses the technology problems existed in the production processes, and establishes the further optimization scheme of the process.