摘要
介绍金属构件各类焊缝产生的缺陷，详述了在超声波探伤的实际操作过程中，判定缺陷的形状及大小的各种方法。
The article introduces flaw of steel--works stemmed from all kinds of welded joints,and explains in detail some methods of how to judge the shape and size of flaw in the actual operation process of ultrasonic testing.
出处
《贵州科技工程职业学院学报》
2008年第4期19-21,共3页
GUIZHOU SCIENCE AND TECHNOLOGY PROFESSIONAL COLLEGE
关键词
探头
缺陷
波形
当量
尺寸
形状
probe head
flaw
profile
equivalent
size
shape
