EN 4050-3 : 2012现行
AEROSPACE SERIES - TEST METHOD FOR METALLIC MATERIALS - ULTRASONIC INSPECTION OF BARS, PLATES, FORGING STOCK AND FORGINGS - PART 3: REFERENCE BLOCKS
出版：Comite Europeen de Normalisation
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基本信息
标准编号： EN 4050-3 : 2012
标准类别：Standard
出版单位：Comite Europeen de Normalisation
标准页数：0
标准简介
Defines the requirements for the manufacture, checking and marking of the series of ultrasonic testing reference blocks containing flat bottom holes (FBH) which define the indicated defect size to which reference is made in EN standards.
本标准替代的旧标准
