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第1期 向嵩等:浓硫酸中904L不锈钢焊接接头的耐蚀性能 ·73· behavior of austenitic stainless steel in chloride medium.AU/7, 3结论 2008,11(3):171 (1)904L不锈钢焊接区和基材的阴极极化曲线 [8]Hemmingsen T,Hovdan H,Sanni P,et al.The influence of elec- trolyte reduction potential on weld corrosion.Electrochim Acta 无明显变化,均为氢还原反应过程:而阳极极化曲线 2002,47(24):3949 则有较大的差异.焊接区相对于基材,其自腐蚀电位降 Reclaru L,Lerf R,Eschler P Y,et al.Corrosion behavior of a 低且阳极电流增大,焊接对阳极反应起促进作用 welded stainless-steel orthopedic implant.Biomaterials,2001,22 (2)904L不锈钢基体和焊接区的腐蚀主要由电 (3):269 化学步骤控制,基体的耐蚀性能优于焊接区. [10]Tschuncky P,Heinze J.An improved method for the construction of ultramicroelectrodes.Anal Chem,1995,67:4020 [11]Li M C,Zeng C L,Lin H C,et al.Corrosion behavior for 316 参考文献 stainless steel in dilute hydrochloric acid solutions aerated with [Liu F C,Shi Y M,Han E H.Development of surface treatment hydrogen gas.Acta Metall Sin,2002,38(12)1287 methods of stainless steel.J Shenyang Polytech Unir,2001,23 (李谋成,曾潮流,林海潮,等.316不锈钢在通氢稀盐酸中的 (1):7 腐蚀行为.金属学报,2002,38(12):1287) (刘福春,石玉敏,韩恩厚.不锈钢表面处理方法的进展.沈 [12]Cao C N.Principles of Electrochemistry of Corrosion.Beijing 阳工业大学学报,2001,23(1):7) Chemical Industry Press,2002:76 2]Inoue H,Matsuhashi R,Tadokoro Y,et al.Development of weld- (曹楚南.腐蚀电化学原理.北京:化学工业出版社,2002: ing consumables for high corrosion resistant stainless steel NSSC 76) 260A for chemical cargo tankers.Nippon Steel Tech Rep,2007,95 03] Chen C F,Lu M X,Zhao G X,et al.The EIS analysis of elec- (1):22 trode reactions of CO2 corrosion of N80 steel.Acta Metall Sin, B]Pan C,Li Z B,Tian Z L,et al.Hydrogen embrittlement of weld 2002,38(7):770 metal of austenitic stainless steels.Acta Metall Sin,2001,37 (陈长风,路民旭,赵国仙,等.N80钢CO2腐蚀电极过程交 (9):985 流阻抗分析.金属学报,2002,38(7):770) (潘川,李正邦,田志凌,等.不锈钢焊缝金属的氢脆.金属学 [14]Liu G Q,Zhu Z Y,Ke W.The pitting of stainless steel and 报,2001,37(9):985) nickel-based alloys in acetic acid solution containing bromine [4]Han L Q,Lin G B,Wang Z D,et al.Study on corrosion resistance ion.Acta Metal Sin,2001,37 (3):273 of 316L stainless steel welded joint.Rare Met Mater Eng,2010, (刘国强,朱自勇,柯伟.不锈钢及镍基合金在含溴酷酸仲 39(3):393 的电蚀行为.金属学报,2001,37(3):273) 5]Boothby R M.Solidification and transformation behaviour of niobi- [15]Bockris JO M,Reddy A K N.Modern Electrochemistry.Lon- um-stabilized austenitic stainless steel weld metal.Mater Sci Tech- don:MacDonald Co.Ltd.,1970:1285 nod,1986,2(1):78 [16]Cao C N,Zhang J Q.An Introduction to Electrochemical Imped- 6]Fenn R.Brownm R.Barnes NR,et al.Corrosion of welded aus- ance Spectroscopy.Beijing:Science Press,002:49.177 tenitic stainless steels.J Mater Energy Syst,1985,7(1):55 (曹楚南,张鉴清.电化学阻抗谱导论.北京:科学出版社, Afolabi A S.Effect of electric are welding parameters on corrosion 2002:49,177)第 1 期 向 嵩等: 浓硫酸中 904L 不锈钢焊接接头的耐蚀性能 3 结论 ( 1) 904L 不锈钢焊接区和基材的阴极极化曲线 无明显变化,均为氢还原反应过程; 而阳极极化曲线 则有较大的差异. 焊接区相对于基材,其自腐蚀电位降 低且阳极电流增大,焊接对阳极反应起促进作用. ( 2) 904L 不锈钢基体和焊接区的腐蚀主要由电 化学步骤控制,基体的耐蚀性能优于焊接区. 参 考 文 献 [1] Liu F C,Shi Y M,Han E H. Development of surface treatment methods of stainless steel. J Shenyang Polytech Univ,2001,23 ( 1) : 7 ( 刘福春,石玉敏,韩恩厚. 不锈钢表面处理方法的进展. 沈 阳工业大学学报,2001,23( 1) : 7) [2] Inoue H,Matsuhashi R,Tadokoro Y,et al. Development of weld￾ing consumables for high corrosion resistant stainless steel NSSC 260A for chemical cargo tankers. Nippon Steel Tech Rep,2007,95 ( 1) : 22 [3] Pan C,Li Z B,Tian Z L,et al. Hydrogen embrittlement of weld metal of austenitic stainless steels. Acta Metall Sin,2001,37 ( 9) : 985 ( 潘川,李正邦,田志凌,等. 不锈钢焊缝金属的氢脆. 金属学 报,2001,37( 9) : 985) [4] Han L Q,Lin G B,Wang Z D,et al. Study on corrosion resistance of 316L stainless steel welded joint. Rare Met Mater Eng,2010, 39( 3) : 393 [5] Boothby R M. Solidification and transformation behaviour of niobi￾um-stabilized austenitic stainless steel weld metal. Mater Sci Tech￾nol,1986,2( 1) : 78 [6] Fenn R,Brownm R,Barnes N R,et al. Corrosion of welded aus￾tenitic stainless steels. J Mater Energy Syst,1985,7( 1) : 55 [7] Afolabi A S. Effect of electric arc welding parameters on corrosion behavior of austenitic stainless steel in chloride medium. AU J T, 2008,11( 3) : 171 [8] Hemmingsen T,Hovdan H,Sanni P,et al. The influence of elec￾trolyte reduction potential on weld corrosion. Electrochim Acta, 2002,47( 24) : 3949 [9] Reclaru L,Lerf R,Eschler P Y,et al. Corrosion behavior of a welded stainless-steel orthopedic implant. Biomaterials,2001,22 ( 3) : 269 [10] Tschuncky P,Heinze J. An improved method for the construction of ultramicroelectrodes. Anal Chem,1995,67: 4020 [11] Li M C,Zeng C L,Lin H C,et al. Corrosion behavior for 316 stainless steel in dilute hydrochloric acid solutions aerated with hydrogen gas. Acta Metall Sin,2002,38( 12) : 1287 ( 李谋成,曾潮流,林海潮,等. 316 不锈钢在通氢稀盐酸中的 腐蚀行为. 金属学报,2002,38( 12) : 1287) [12] Cao C N. Principles of Electrochemistry of Corrosion. Beijing: Chemical Industry Press,2002: 76 ( 曹楚南. 腐蚀电化学原理. 北京: 化学工业出版社,2002: 76) [13] Chen C F,Lu M X,Zhao G X,et al. The EIS analysis of elec￾trode reactions of CO2 corrosion of N80 steel. Acta Metall Sin, 2002,38( 7) : 770 ( 陈长风,路民旭,赵国仙,等. N80 钢 CO2腐蚀电极过程交 流阻抗分析. 金属学报,2002,38( 7) : 770) [14] Liu G Q,Zhu Z Y,Ke W. The pitting of stainless steel and nickel-based alloys in acetic acid solution containing bromine ion. Acta Metal Sin,2001,37( 3) : 273 ( 刘国强,朱自勇,柯伟. 不锈钢及镍基合金在含溴醋酸仲 的电蚀行为. 金属学报,2001,37( 3) : 273) [15] Bockris J O M,Reddy A K N. Modern Electrochemistry. Lon￾don: MacDonald & Co. Ltd. ,1970: 1285 [16] Cao C N,Zhang J Q. An Introduction to Electrochemical Imped￾ance Spectroscopy. Beijing: Science Press,2002: 49,177 ( 曹楚南,张鉴清. 电化学阻抗谱导论. 北京: 科学出版社, 2002: 49,177) ·73·
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