磷酸钠浓度对40Cr钢耐蚀性能的影响
周炜龙, 郭玉冰, 胡梦茹, 沈凯杰, 杨正桓, 谢林君

Effect of Sodium Phosphate Concentration on Corrosion Resistance of 40Cr Steel
ZHOU Weilong, GUO Yubing, HU Mengru, SHEN Kaijie, YANG Zhenghuan, XIE Linjun
图8 40Cr钢在1 × 10-2 mol/L Na3PO4溶液中浸泡72 h后的表面SEM形貌和EDS谱
Fig.8 Surface SEM image (a-d) and EDS spectrum (e) of 40Cr steel after 72 h immersion in 1 × 10-2 mol/L Na3PO4 solution