四种飞机起落架用钢在模拟海水中的腐蚀行为研究

赵连红, 王英芹, 刘元海, 何卫平, 王浩伟

Corrosion Behavior of Four Steels for Landing Gear of Amphibious Aircraft in Simulated Seawater

ZHAO Lianhong, WANG Yingqin, LIU Yuanhai, HE Weiping, WANG Haowei

图9 4种钢预腐蚀28 d后的腐蚀疲劳断口形貌

Fig.9 Corrosion fatigue fracture morphologies of 30CrMnSiA (a1-a3), 30CrMnSiNi2A (b1-b3), 300M (c1-c3) and A100 (d1-d3) steels after 28 d of pre-corrosion