结构稳定性对Zr基非晶合金电化学腐蚀性能的影响

阎竹, 张晨阳, 王立新, 袁国, 张元祥, 方烽, 王洋, 康健

Effect of Structural Stability on Electrochemical Corrosion Properties of Zr-based Amorphous Alloy

YAN Zhu, ZHANG Chenyang, WANG Lixin, YUAN Guo, ZHANG Yuanxiang, FANG Feng, WANG Yang, KANG Jian

表2 Zr55Cu30Al10Ni5铸态及退火态非晶合金在3.5%NaCl溶液中EIS拟合结果

Table 2 EIS fitting results of Zr55Cu30Al10Ni5 as-cast and annealed amorphous alloys in 3.5%NaCl solution

Alloy Rs / Ω·cm2 Y0 / 10-5 (Ω-1·cm-2·s-n) n Rct / Ω·cm2 As-cast 24.27 (±0.48) 1.039 (±0.025) 0.92385 (±0.0045) 1.112 (±0.029) ×105 Annealed / 653 K 17.31 (±0.39) 0.437 (±0.010) 0.91442 (±0.0037) 1.930 (±0.043) ×105 Annealed / 693 K 26.74 (±0.48) 0.587 (±0.011) 0.94333 (±0.0034) 4.545 (±0.126) ×105 Annealed / 723 K 27.07 (±0.47) 0.322 (±0.049) 0.90861 (±0.0026) 8.002 (±0.187) ×105