DD98M纳米晶AlSi渗层制备及抗高温腐蚀性能研究
陈浩1,2,陈庆1,辛丽2(
),时龙1,朱圣龙2,王福会3,4
),时龙1,朱圣龙2,王福会3,4
Preparation and High Temperature Corrosion Behavior of Aluminized Nanocrystalline Coating on DD98M Alloy
Hao CHEN1,2,Qing CHEN1,Li XIN2(),Long SHI1,Shenglong ZHU2,Fuhui WANG3,4
),Long SHI1,Shenglong ZHU2,Fuhui WANG3,4
图7. DD98M合金、两种纳米晶涂层及复合涂层在900 ℃下Na2SO4+25%K2SO4混合熔盐中腐蚀后的表面和截面微观形貌
Fig.7. Surface (a, c, e, g, i) and cross-sectional (b, d, f, h, j) morphologies of DD98M alloy (a, b), as-deposited coating (c, d), pre-oxidized coating (e~h) and duplex coating (i, j) after hot corrosion at 900 ℃ in Na2SO4+25%K2SO4 salt for 20, 80, 100 and 100 h, respectively
