核电用EQ308L不锈钢带极埋弧堆焊材料的研制  

Development of EQ308L stainless steel welding materials for strip submerged arc cladding in nuclear power industry

作　　者：邹力维[1] 徐锴[1] 冯伟[1] 魏涛[1] 胡晓波[1] 高峰 

机构地区：[1]机械科学研究院哈尔滨焊接研究所,150028 [2]新疆新投能源装备股份有限公司,昌吉市831100

出　　处：《焊接》2015年第12期32-35,70,共4页Welding & Joining

基　　金：国家科技重大专项基金资助项目(2012ZX06004-21);国家能源应用技术研究及工程示范项目(NY20111201-1);黑龙江省科研机构创新能力提升专项计划项目(YC2015D009)

摘　　要：通过对EQ308L不锈钢带极埋弧堆焊材料控氮处理，解决了EQ308L不锈钢带极埋弧堆焊材料室温抗拉强度不能稳定≥520MPa的难题。当熔敷金属氲含量在0．05％～0．20％时，采用该套材料进行带极埋弧堆焊试验，堆焊工艺性能极佳，冶金性能优异，熔敷金属力学性能、耐蚀性能优良，满足了核电的要求。By nitrogen processing,EQ308 L cladding materials can solved a very difficult problem that the tensile strength at room temperature can not be unstable to higher than 520 MPa.When the nitrogen content in the deposited metal is 0.05%~ 0.20%,the experimental results show that the materials has excellent welding process performance,and the deposited metal has excellent metallurgical properties,mechanical properties,corrosion resistance,and its overall performance can meet the requirements of nuclear power.

关 键 词：核电 EQ308L 带极埋弧堆焊 

分 类 号：TG421[金属学及工艺—焊接]