Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Nippon Steel Corp
Original Assignee
Nippon Steel Corp
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Filing date
Publication date
Application filed by Nippon Steel CorpfiledCriticalNippon Steel Corp
Priority to JP7071977ApriorityCriticalpatent/JPS545783A/en
Publication of JPS545783ApublicationCriticalpatent/JPS545783A/en
Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves
(AREA)
Investigating And Analyzing Materials By Characteristic Methods
(AREA)
Abstract
PURPOSE: To non-destructively assess the quantities of laminar structures of the steel material being examined by letting transverse ultrasonic waves diagonally enter the steel material specimen and obtaining the reflected ultrasonic waveform area from the steel material specimen.
COPYRIGHT: (C)1979,JPO&Japio
JP7071977A1977-06-151977-06-15Assessing method of laminar structure of steel materials by ultrasonic waves
PendingJPS545783A
(en)
PROCEDURE AND DEVICE FOR THE DETERMINATION OF PEAK VALUES OF QUANTITIES VARIABLE OVER TIME IN PARTICULAR IN NON-DESTRUCTIVE TESTING OF MATERIALS WITH ULTRASOUND