9%Cr合金钢在含Cl－环境中的初期腐蚀行为及局部腐蚀起源

陈润农, 李昭东, 曹燕光, 张启富, 李晓刚

Initial Corrosion Behavior and Local Corrosion Origin of 9%Cr Alloy Steel in Cl－Containing Environment

CHEN Runnong, LI Zhaodong, CAO Yanguang, ZHANG Qifu, LI Xiaogang

表1 9Cr和09CuPCrNi钢的化学成分 (mass fraction / %)

Table 1 Chemical compositions of 9Cr and 09CuPCrNi steels

Steel C Si Mn Cr Ni Co Cu Fe 9Cr 0.02 0.50 0.90 8.98 1.50 0.30 0.015 Bal. 09CuPCrNi 0.10 0.40 0.30 0.30 0.02 - 0.300 Bal.