静水压力对吉帕级海工钢母材及焊材腐蚀行为的影响

王亚东, 马荣耀, 万晔, 董俊华

Influence of Hydrostatic Pressure on Corrosion Behavior of Base Metaland Welded Joint of GPa-grade Offshore Engineering Steel in 3.5%NaCl Solution

WANG Yadong, MA Rongyao, WAN Ye, DONG Junhua

表1 根据极化曲线拟合所得Ecorr及Icorr参数

Table 1 Ecorr and Icorr parameters obtained by fitting the polarization curve

Materials Pressure / MPa Ecorr / V Icorr / μA·cm-2 Matrix 0.1 -0.533 3.154 6 -0.589 3.851 12 -0.592 5.503 Welded 0.1 -0.586 3.275 6 -0.594 5.978 12 -0.612 6.575