核用690焊接材料的国产化研究  

Study on INCONEL 690 welding materials in nuclear power industry

作　　者：霍树斌[1] 吴伟[1] 张学刚[1] 陈佩寅[1] 齐凤丹[1] 

机构地区：[1]机械科学研究院哈尔滨焊接研究所,150080

出　　处：《焊接》2011年第5期55-59,72,共5页Welding & Joining

摘　　要：核用690焊接材料国产化是国家核电计划的重点内容之一,为满足中国飞速发展核电事业的需求,迫切需要国产核用690焊接材料。借助4L不锈钢高压釜、电子天平、扫描电镜等仪器,对自主研发的690焊接材料进行了金相组织、力学性能、晶间腐蚀性能、应力腐蚀性能、均匀腐蚀性能以及缝隙腐蚀性能等的试验研究。结果表明,HS690焊丝、HS690M焊丝以及HT690焊条具有优异的综合性能,满足核电要求。INCONEL 690 nickel alloy welding materials is an important part of the national nuclear program.With the rapid development of China' s demand for nuclear power industry,it is an urgent need for domestic INCONEL 690 welding materials.The microstructure,mechanical properties,and corrosion resistance properties of INCONEL 690 welding materials were investigated.The results show that HS690 nickel alloy welding wire,HS690M nickel alloy welding wire and HT690 nickel alloy electrodes have excellent comprehensive properties and meet the requirements of nuclear power.

关 键 词：690焊接材料 HS690 MT690 国产化 

分 类 号：TG422[金属学及工艺—焊接]