深水导管架马鞍口焊接冷裂纹的预防措施研究  

Study on Preventive Measures of Cold Crack in Welding of Deep Water Jacket Saddle Mouth

作　　者：董鲁涛 刘兰金 贾江涛 梁荣春 朱得银 DONG Lutao;LIU Lanjin;JIA Jiangtao;LIANG Rongchun;ZHU Deyin(Offshore Petroleum Engineering(Qingdao)Co.,Ltd.,Qingdao 266520)

机构地区：[1]海洋石油工程(青岛)有限公司,青岛266520

出　　处：《现代制造技术与装备》2024年第1期67-69,共3页Modern Manufacturing Technology and Equipment

摘　　要：首先介绍深水导管架项目中马鞍口节点出现的焊接裂纹类型,其次分析裂纹的产生原因,最后针对此类深水导管架项目提出施工过程中的马鞍口焊接节点裂纹预防措施。通过实施全过程质量管理措施,可以有效避免超级延迟裂纹的产生。Firstly,the types of welding cracks in the saddle joint of deep-water jacket projects are introduced,then the causes of cracks are analyzed,and finally the preventive measures for the cracks in the saddle joint during the construction of such deepwater jacket projects are proposed.Through the implementation of the whole process quality control measures,the occurrence of super delayed cracks can be effectively avoided.

关 键 词：深水导管架 马鞍口 焊接 延迟裂纹 预防措施 

分 类 号：TE95[石油与天然气工程—石油机械设备] TG441.7[金属学及工艺—焊接]