The accelerated corrosion properties of high strength weathering steel Q450NQR1 are studied and compared with mild carbon steel Q345qD by means of the periodical immersion cyclic corrosion test,and the phase constitution of rust layers is analyzed by XRD.

• 通过周期浸润模拟加速腐蚀试验,对比研究了高强耐大气腐蚀钢Q450NQR1和普碳钢Q345qD的加速腐蚀性能,并用XRD对锈层的相组成进行了分析。