%0 Journal Article %T FAILURE ANALYSIS OF THE SEALING HEAD AT THE BOTTOM OF AMMONIA REFINING TOWER IN A HEAVY OIL CATALYSIS UNIT
重油催化氨精制塔塔底封头失效分析 %A YANG Li %A WANG Yanming %A HAN Wei %A WANG Hanjun %A CAO Min %A ZENG Hong %A CHEN Hua %A
杨力 %A 王延明 %A 韩伟等 %J 腐蚀科学与防护技术 %D 2000 %I %X A failure analysis of the sealing head at the bottom of the ammonia refining tower in a heavy oil catalysis unit has been made. It was found that martensite phase transformation occurred in the matrix of 304 stainless steel due to cold working (spinning). The 304 stainless steel containing deformation martensite was subjected to hydrogen sulphide stress corrosion cracking in the environment of wet hydrogen sulphide. Some protective measurements are proposed. %K heavy oil catalysis %K 304 stainless steel %K hydrogen sulfide %K stress corrosion cracking
重油催化 %K 王锈钢 %K 硫化氢 %K 应力腐蚀开裂 %K 氨精制塔 %U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=AB188D3B70B071C57EB64E395D864ECE&jid=9F6E6EC8BA5BB62698F6640073DDD6E1&aid=C24F1A384DC18988&yid=9806D0D4EAA9BED3&vid=59906B3B2830C2C5&iid=38B194292C032A66&sid=E114CF9BB47B65BE&eid=7EBE588F611589FC&journal_id=1002-6495&journal_name=腐蚀科学与防护技术&referenced_num=1&reference_num=5