氧对不锈钢焊缝韧性影响的研究现状与展望  

Present situation and prospect of the effect of oxygen on the toughness of stainless steel weld seam

作　　者：于航[1] 周世峰[1] 周宝金[1] 王国佛[1] 李丹晖[1] 

机构地区：[1]机械科学研究院哈尔滨焊接研究所,150028

出　　处：《焊接》2013年第5期11-16,68,共6页Welding & Joining

摘　　要：高的含氧量会显著降低不锈钢的力学性能,特别是使其塑性和韧性显著下降,国内外开展了大量的相关研究工作,文中综述了氧和氧化物相对不锈钢母材和焊缝韧性的影响,以及降低氧含量的主要方法,并对需要进一步深入研究的问题提出了一些见解。High oxygen content will lead to the reduction of mechanical properties of stainless steel,especially the plasticity and toughness.Many researches have been done on this subject at home and abroad.The effects of oxygen and oxides on the toughness of base metal and weld of stainless steel were summarized in this paper.In addition,the problems that need further study were suggested.

关 键 词：不锈钢 冲击韧性氧含量氧化物相 

分 类 号：TG457.11[金属学及工艺—焊接]