The surface decarburized behaviour of Si-bearing medium carbon steel and the effect of C and Si on the decarbonization have been investgated through three kinds of heating and rolling process.

• 研究了分别经历三种加热轧制工艺过程的含硅中碳钢表面的脱碳行为以及碳和硅元素对脱碳的影响。