铈离子修饰SiO2膜层在模拟深海条件下的腐蚀行为研究

窦建业, 屈少鹏, 轩星雨

Service Behavior of Cerium Ion Modified SiO2 Film Prepared by Different Methods in Artificial Deep Sea Environments

DOU Jianye, QU Shaopeng, XUAN Xingyu

表1 X80钢表面溶胶-凝胶法和电沉积法制备的膜层在测试前后的表面能谱分析结果

Table 1 EDS determined chemical compositions of the sol-gel coating and electrodeposited coating on X80 steel before and after tests

Sample O Si Fe Cl Ce Sol-gel, origin 16.78 10.04 63.87 0.33 8.68 Sol-gel, 20 MPa, NaCl, immersion 16.80 9.92 64.50 0.64 8.14 Sol-gel, 20 MPa, NaCl polarization 12.12 7.31 68.23 1.01 11.33 Electrodeposition, origin 16.05 13.91 53.57 0.54 15.93 Electrodeposition, 20 MPa, NaCl, immersion 18.57 9.57 58.29 1.77 11.80 Electrodeposition, 20 MPa, NaCl polarization, A 8.26 2.02 89.10 0.31 0.31 Electrodeposition, 20 MPa, NaCl polarization, B 14.9 8.36 65.01 1.32 10.41