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요약정보
吊篮筒体用ER308L埋弧焊丝焊剂研制
Resource Type
Academic Journal
Authors
王国佛
;
陈波
;
王健
;
贾玉力
;
张胜鹏
;
毕沿苹
Source
电焊机 / Electric Welding Machine
. 50(10):103-107
Subject
埋弧焊焊丝
焊剂
力学性能
核电
国产化
Language
Chinese
ISSN
1001-2303
Online Access
Find it @ DONGA
초록
为实现核电设备制造安装过程中焊接材料的国产化,研制核电吊篮筒体用埋弧焊焊丝和焊剂.通过控制308L埋弧焊丝关键元素C、N,研制出符合核电要求的HS308LH焊丝及配套的SJ601H焊剂,测试其化学成分、力学性能、晶间腐蚀及金相组织等项目.焊丝/焊剂具有焊缝成形良好、脱渣容易、焊接工艺性优良的特点,其熔敷金属的力学性能、铁素体含量、晶间腐蚀性能均满足三代核电技术要求,且有一定的裕量,特别是熔敷金属350℃高温拉伸性能明显提高,裕量较大.所研制的焊材通过了国内主要核一级设备生产厂商的评定.
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