ASTM A578 1980 Edition, April 25, 1980
Standard Specification for Straight-Beam Ultrasonic Examination of Rolled Steel Plates for Special Applications
Includes all amendments and changes through Change/Amendment , April 25, 1980
Additional Comments: W/D S/S BY ASTM A578/A578M
Published By:ASTM International (ASTM)
This specification2 covers the procedure and acceptance standards for straight-beam. pulse-echo. ultrasonic examination of rolled carbon and alloy plain and clad steel plates. 3/8 in. (9.5 mm) in thickness and over. for special applications. The method will detect discontinuities parallel to the rolled surfaces. Two levels of acceptance standards are provided. Supplementary requirements are provided for examination of clad plate and for alternative procedures.
NOTE 1-The values stated in inch-pound units are to be regarded as the standard. The metric equivalents of inch-pound units may be approximate.
2 For ASME Boiler and Pressure Vessel Code applications see related Specification SA-578 in Section II of that Code.