氢损伤缺陷分析  

Analysis of Hydrogen Loss Defect

作　　者：牟小维[1] 孙梅红[1] 宁玫[1] 李志群[1] 

机构地区：[1]天津钢管集团有限公司钢研所,300301

出　　处：《天津冶金》2007年第1期21-22,共2页Tianjin Metallurgy

摘　　要：对三例典型的氢损伤缺陷事故进行了分析,采用扫描电镜(SEM)对缺陷处断口进行了高、低倍形貌特征观察,找出缺陷产生的原因,提出了预防措施。Three typical accidents of hydrogen loss defect are analyzed. The high and low power appearance characteristics of fractures were observed by means of SEM. The reason of defects is found out, and the preventive measurement is put forward.

关 键 词：氢损伤缺陷 试验 机理 分析 

分 类 号：TG316[金属学及工艺—金属压力加工]