1.1 This practice describes the selection of single-element hard-face ultrasonic search units for which flat-entry-surface reference blocks can be used for examination of steel with convex cylindrically curved entry surfaces.1.2 The scope of thi
ASTM
Standard Practice for Ultrasonic Examination of Steel with Convex Cylindrically Curved Entry Surfaces (Withdrawn 2007)
STD-56337
1993
1993-09-15
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