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สหรัฐอเมริกา

ASTM

E588-03(2020)

Standard Practice for Detection of Large Inclusions in Bearing Quality Steel by the Ultrasonic Method

2020

9

ASTM Vol.01.05 (2023)

This practice covers a procedure for the rating of rectangular steel sections by immersion ultrasonic techniques. Its purpose is to provide information on the content of large inclusions or clusters of small inclusions for determining the suitability of a steel lot for bearing applications. This practice in no manner defines or establishes limits of acceptability...