Q235 steel is successfully processed by equal channel angular pressing up to a total of 11 passes via route C at room temperature, and the submicrometer grained ferrite microstructure is obtained.

• 在室温下对Q235钢成功进行了C方式11道次等径弯曲通道,等效应变约高达11,获得了亚微晶铁素体组织。