Wir benötigen Ihre Einwilligung zur Verwendung der einzelnen Daten, damit Sie unter anderem Informationen zu Ihren Interessen einsehen können. Klicken Sie auf "OK", um Ihre Zustimmung zu erteilen.
Standard Practice for Ultrasonic Testing of the Weld Zone of Welded Pipe and Tubing
Automatische name übersetzung:
Standard Praxis für die Ultraschallprüfung der Schweißzone von geschweißtes Rohr , Rohre und Zubehör
NORM herausgegeben am 1.6.2015
Bezeichnung normen: ASTM E273-15
Anmerkung: UNGÜLTIG
Ausgabedatum normen: 1.6.2015
SKU: NS-591402
Zahl der Seiten: 5
Gewicht ca.: 15 g (0.03 Pfund)
Land: Amerikanische technische Norm
Kategorie: Technische Normen ASTM
Keywords:
angle beam, longitudinal welded pipe, longitudinal welded tubing, nondestructive examination, ultrasonic examination,, ICS Number Code 23.040.01 (Pipeline components in general. Pipelines)
Significance and Use | ||||||||||
5.1 The purpose of this practice is to outline a procedure for detecting weld discontinuities such as lack of fusion, pin holes, lack of penetration, longitudinal cracks, porosity and inclusions by the ultrasonic pulse-reflection method. |
||||||||||
1. Scope | ||||||||||
1.1 This practice2 describes general ultrasonic testing procedures for the detection of discontinuities in the weld and adjacent heat affected zones of welded pipe and tubing by scanning with relative motion between the search unit and pipe or tube. When contact or unfocused immersion search units are employed, this practice is intended for tubular products having specified outside diameters ≥2 in. (≥50 mm) and specified wall thicknesses of 1/8 to 11/16 in. (3 to 27 mm). When properly focused immersion search units are employed, this practice may also be applied to material of smaller diameter and thinner wall. Note 1: When contact or unfocused immersion search units are
used, precautions should be exercised when examining pipes or tubes
near the lower specified limits. Certain combinations of search
unit size, frequency, thin–wall thicknesses, and small diameters
could cause generation of unwanted sound waves that may produce
erroneous examination results.
1.2 All surfaces of material to be examined in accordance with this practice shall be clean from scale, dirt, burrs, slag, spatter or other conditions that would interfere with the examination results. The configuration of the weld must be such that interfering signals are not generated by reflections from it. Treatment of the inner surface and outer surface weld beads such as trimming (“scarfing”) or rolling is often required to remove protuberances that could result in spurious reflections. 1.3 This practice does not establish acceptance criteria, they must be specified by the using parties. 1.4 The values stated in inch-pound units are to be regarded as the standard. The SI equivalents are in parentheses and may be approximate. 1.5 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use. |
||||||||||
2. Referenced Documents | ||||||||||
|
Historisch
1.6.2013
Historisch
1.11.2014
Historisch
1.11.2014
Historisch
1.9.2014
Historisch
1.9.2012
Historisch
1.9.2006
Wollen Sie sich sicher sein, dass Sie nur die gültigen technischen Normen verwenden?
Wir bieten Ihnen eine Lösung, die Ihnen eine Monatsübersicht über die Aktualität der von Ihnen angewandten Normen sicher stellt.
Brauchen Sie mehr Informationen? Sehen Sie sich diese Seite an.
Letzte Aktualisierung: 2024-09-25 (Zahl der Positionen: 2 350 354)
© Copyright 2024 NORMSERVIS s.r.o.