西气东输二线冬季焊接施工技术  

Welding technologies in winter for West to East Gas Pipeline Ⅱ Project

作　　者：曾惠林[1,2] 苏戬朋[2] 黄福祥[1,2] 

机构地区：[1]天津大学材料学院,天津300072 [2]中国石油天然气管道科学研究院,河北廊坊065000

出　　处：《电焊机》2009年第5期59-63,69,共6页Electric Welding Machine

摘　　要：为了科学地制定"西气东输二线"冬季焊接施工的技术措施,对X80管线钢在低温环境下的焊接性能进行了理论研究,分析了冬季焊接施工的可行性。对比国际、国内工程实际,提出了"西二线"X80钢冬季焊接施工的技术措施以及其他与焊接工序相关的技术措施。To establish scientifically the winter welding technical measures for West to East Gas Pipeline Ⅱ Project,the X80 alloy steel pipeline welding performance under low temperature environment has been theoretically studied,the feasibility for XSO alloy steel pipeline to be welded in winter has been analyzed.Based on the successful construction experience of the national and international project in winter,the technologies measures of welding X80 alloy steel pipeline as well as the others related with weld procedure in winter have been put forward for West to East Gas Pipeline II Project.

关 键 词：X80管线钢 低温焊接 冬季施工 

分 类 号：TG441[金属学及工艺—焊接] TE832[石油与天然气工程—油气储运工程]