%0 Journal Article
%T H2S INDUCED STRESS CORROSION FOR X65 PIPE-LINE STEEL UNDER LOADING WITH CONSTANT DISPLACEMENT<br>恒位移加载条件下X65管线钢H2S应力腐蚀研究
%A SUN Xin-ge
%A HUO Li-xing
%A ZHANG Yu-feng
%A <br>孙新阁
%A 霍立兴
%A 张玉凤
%J 腐蚀科学与防护技术
%D 2006
%I 
%X 采用楔形张开加载恒位移实验研究了X65管线钢在H2S溶液中的应力腐蚀开裂行为,并得出了X65管线钢母材、焊缝和热影响区的临界应力强度因子KISCC分别为55.7093 MPa·m1/2、33.3189 MPa·m1/2和38.0711 MPa·m1/2;平台处的裂纹扩展速率da/dt分别为3.38×10-9m/s、3.5×10-9m/s和3.5×10-9m/s.研究结果还表明,焊缝比母材具有更高的应力腐蚀敏感性.
%K pipeline
%K critical stress corrosion factor
%K crack propagation velocity<br>管线钢
%K 临界应力强度因子
%K 裂纹扩展速率
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=AB188D3B70B071C57EB64E395D864ECE&jid=9F6E6EC8BA5BB62698F6640073DDD6E1&aid=FD35CEEE0F82F03E&yid=37904DC365DD7266&vid=13553B2D12F347E8&iid=38B194292C032A66&sid=954CE65414DD94CA&eid=9D453329DCCABB94&journal_id=1002-6495&journal_name=腐蚀科学与防护技术&referenced_num=0&reference_num=5