Cu-Ni-Sn合金体系油船内底板用耐蚀钢研究

被引：5

作者：

薛东妹

罗小兵

李灏

柴锋

苏航

机构：

[1] 钢铁研究总院工程用钢研究所

来源：

连铸 | 2016年 / 41卷 / 03期

关键词：

货油舱; 船体钢; 锡; 酸性氯离子;

D O I：

10.13228/j.boyuan.issn1005-4006.20160027

中图分类号：

TG178 [各种金属及合金的腐蚀、防腐与表面处理];

学科分类号：

080503 ;

摘要：

利用扫描电镜（SEM）、电化学、光电子能谱（XPS）、激光原位、透射电镜（TEM）等方法研究了Cu-Ni-Sn体系船体钢在强酸性氯离子环境下的腐蚀行为。结果表明,采用Cu-Ni-Sn的耐蚀合金设计可以显著提高船体钢在强酸性氯离子环境下的耐蚀性,并满足IMO标准的要求;Cu是提高钢耐蚀性的有效元素,其主要机理为其以再沉积颗粒（100～500 nm）的方式在钢的表面富集,降低了钢的溶解速度并抑制点蚀的形核;随着钢中Sn含量的增加,钢的耐蚀性进一步提高,Sn在钢的表面形成了致密的SnO2腐蚀产物保护膜,有效阻止了基体与腐蚀介质的相互作用,进一步抑制了钢的腐蚀。

引用

页码：59 / 65

页数：7

共 15 条

[1]

POTENTIAL-pH DIAGRAMS FOR THE Sn/H 2 O-Cl SYSTEM. House, C.I.,Kelsall, G.H. Electrochimica Acta . 1984

[2]

Effect of Cr, Nb, Mn, V, W and Si on high temperature oxidation of TiAl alloys. D.B. Lee. Metals and Materials International . 2005

[3]

Maritime pollution liability and policy:China,Europe and the US. Faure M,Han L,Shan H. Environmental Policy . 2010

[4]

Study on localized corrosion on cargo oil tank bottom plate of oil tanker. Katoh K,Imai S,Yasunaga D T. World Maritime Technology Conference . 2003

[5]

Effect of copper on active dissolution and pitting corrosion of 25% Cr duplex stainless steels. Garfias-Mesias, L.F.,Sykes, J.M. Corrosion . 1998

[6]

Anodic polarization behavior of copper in aqueous chloride/benzotriazole solutions. Desmond Tromans,Ru-hong Sun. Journal of the Electrochemical Society . 1991

[7] ACCUMULATION OF COPPER LAYER ON A SURFACE IN THE ANODIC POLARIZATION OF STAINLESS-STEEL CONTAINING CU AT DIFFERENT TEMPERATURES [J].

HERMAS, AA ;

OGURA, K ;

ADACHI, T .

ELECTROCHIMICA ACTA, 1995, 40 (07) :837-844

[8] Effect of Co and Ni on the corrosion behavior of low alloy steels in wet/dry environments [J].

Nishimura, T ;

Katayama, H ;

Noda, K ;

Kodama, T .

CORROSION SCIENCE, 2000, 42 (09) :1611-1621

[9]

X-ray photoemission investigation of the corrosion film formed on a polished Cu–13Sn alloy in aerated NaCl solution[J] . C. Debiemme-Chouvy,F. Ammeloot,E.M.M. Sutter. &nbspApplied Surface Science . 2001 (1)

[10]

Pitting corrosion behaviour of austenitic stainless steels with Cu and Sn additions[J] . A. Pardo,M.C. Merino,M. Carboneras,A.E. Coy,R. Arrabal. &nbspCorrosion Science . 2006 (2)

← 1 2 →