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4 40Cr钢在不同浓度Na3PO4中浸泡72 h内的动电位极化曲线
Fig.4 Polarization curves of 40Cr steel after immersion for different time in 1 × 10-4 mol/L (a), 1 × 10-3 mol/L (b), and 1 × 10-2 mol/L (c) Na3PO4 solutions