Standard Practice for Measuring Ultrasonic Velocity in Materials by Comparative Pulse-Echo Method


Importancia y uso:

5.1 This practice describes a test procedure for the application of conventional ultrasonic methods to determine unknown ultrasonic velocities in a material sample by comparative measurements using a reference material whose ultrasonic velocities are accurately known.

5.2 Although not all methods described in this practice are applied equally or universally to all velocity measurements in different materials, it does provide flexibility and a basis for establishing contractual criteria between users, and may be used as a general guideline for preparing a detailed procedure or specification for a particular application.

5.3 This practice is directed towards the determination of longitudinal and shear wave velocities using the appropriate sound wave form. This practice also outlines methods to determine elastic modulus and can be applied in both contact and immersion mode.

Subcomité:

E07.06

Referida por:

D4883-18, E2479-16R21, C1331-18R23, D4883-18, E0797_E0797M-21, E1816-18R22, D4883-18, E2491-23, E0543-21, E3044_E3044M-22, E1106-12R21, E1781_E1781M-20, E3166-20E01, F3637-23, E3370-24, E0543-21

Volúmen:

03.03

Número ICS:

77.040.20 (Non-destructive testing of metals)

Palabras clave:

measure of ultrasonic velocity; nondestructive testing; ultrasonic properties of materials; ultrasonic thickness gauges; ultrasonic velocity;

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Norma
E494

Versión
20

Estatus
Active

Clasificación
Practice

Fecha aprobación
2020-12-01