表面划伤对690TT合金传热管腐蚀行为的影响

孟凡江, 吴斌, 吕云鹤, 明洪亮, 鲍一晨, 王俭秋, 韩恩厚

Effect of Surface Scratch on Corrosion Behavior of Alloy 690TT Heat Exchanger Tubes

MENG Fanjiang, WU Bin, LV Yunhe, MING Hongliang, BAO Yichen, WANG Jianqiu, HAN En-Hou

表 1 690TT合金的化学成分

Table 1 Chemical compositions of Alloy 690TT

Element Fe Ni Cr Si Mn Al Ti C S P Mass fraction, % 9.81 Bal. 29.55 0.06 0.01 0.11 0.12 0.022 ＜0.01 ＜0.01