模拟硫污染海水环境下交变氧含量对B30铜镍合金腐蚀行为的影响机制研究

练龙江, 陈思敏, 黄延淞, 曾兰香, 郑中, 雷冰, 孟国哲

Effect of Alternating Dissolved Oxygen Content on Corrosion Behavior of B30 Cu-Ni Alloy in a Simulated Sulfide-polluted Seawater Environment

LIAN Longjiang, CHEN Simin, HUANG Yansong, ZEN Lanxiang, ZHENG Zhong, LEI Bing, MENG Guozhe

表1 模拟环境特征以及对应代号

Table 1 Simulated environmental characteristics and corresponding codes

Number Content design of S2- and dissolved oxygen Code 1 33 mg/L O2, without Na2S A 2 1 mg/L O2, without Na2S D 3 (1 mg/L→33 mg/L→1 mg/L→33 mg/L…), without Na2S D-A 4 33 mg/L O2, 5 mg/L Na2S A-S 5 1 mg/L O2, 5 mg/L Na2S D-S 6 (1 mg/L→33 mg/L→1 mg/L→33 mg/L…), 5 mg/L Na2S D-A-S