Ultrasonic Testing of 06Ni9DR Steel Welding Butt
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Graphical Abstract
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Abstract
The paper introduces ultrasonic test of butt joint for the LNG storage tank (plate sheet material:06Ni9DR,weld filler:ENiCrMo-6,plate wall thickness:6 mm) and describes how to prepare test block,probe and instrument equipments and how to identify defects etc.It′s helpful for the technician.
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