Recommended Practices for Ultrasonic Inspection of Structural Welds
1. SCOPE
1.1 This publication provides instructions for the ultrasonic inspection of
butt joints in material over 6 mm (0.2 inch) thichness, and in tee and corner
joints where suitable testing procedures can be established. It also provides
an outline of minimum equipment requirements, methods of calibrating the
equipment, and technical information on ultrasonics.
1.2 The two…
Information processing — Graphical representations for the control characters of the 7- bit coded ch...
Includes 2 modes of graphical representations of the control characters of columns 0 and 1 of the ISO 7-bit coded character set for information interchange (ISO 646): a) a set of specific symbols requiring a single character for graphical representation of each of these normally non-printing characters; b) a set of alphanumeric representations comprising two characters derived from the…
Information processing - Graphical representations for the control characters of the 7- bit coded ch...
Includes 2 modes of graphical representations of the control characters of columns 0 and 1 of the ISO 7-bit coded character set for information interchange (ISO 646): a) a set of specific symbols requiring a single character for graphical representation of each of these normally non-printing characters; b) a set of alphanumeric representations comprising two characters derived from the…
