Cu,P,Cr和Ni对低碳钢耐蚀性的影响

晁月林, 周玉丽, 邸全康, 王立峰, 程四华

Effect of Micro-alloying Elements on Corrosion Resistance of Low Carbon Steels

CHAO Yuelin, ZHOU Yuli, DI Quankang, WANG Lifeng, CHENG Sihua

表1 3种实验用钢的化学成分

Table 1 Chemical compositions of three experimental steels

No. C Si Mn P S Cu Cr Ni 1 ≤0.2 ≤0.6 ≤1.0 0.05~0.1 0.004 0.3~0.5 0.3~0.6 --- 2 ≤0.2 ≤0.6 ≤1.0 0.05~0.1 0.004 0.3~0.5 0.3~0.6 0.2~0.3 3 ≤0.2 ≤0.6 ≤1.6 0.005 0.005 --- --- ---