nondestructive test


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nondestructive test

A test of a material, component, or assembly which does not damage the item being tested; usually carried out with ultrasonics or x-rays.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Residual standard deviations of processed relationships (2)-(4) for the prediction of compressive strength of calcium silicate bricks obtained from the nondestructive test parameter are given in Table 2.
The processed relations for the prediction of compressive strength obtained from the nondestructive test parameter are known for close correlation between variables, irrespective of whether or not the compressive strength was calculated from the relation with one or two parameters taken from nondestructive tests.
Strength is determined from the calibration relation between a parameter obtained from nondestructive tests and compressive strength.
For the SonReb combined method, the differences between the actual compressive strength and compressive strength obtained from nondestructive tests lie in the interval -7.8 to 6.0 MPa; for the ultrasonic pulse method, they are in the interval -8.8 to 7.8 MPa and, for the rebound hammer method, in the interval -9.8 to 6.7 MPa.
If the area or length of the element to be tested is large, the nondestructive tests can be automated by mounting the testing equipment on a special scanner or robot.
These are only a few of the many nondestructive tests being utilized today.
McIntosh says computerized axial tomography, also known as CAT scanning, or other nondestructive tests might reveal whether intact fossils are solid bone.
"Uncertainty about performance, the lack of meaningful nondestructive tests and variable casting quality lead equipment designers to cautious component designs when using steel castings.
"The use of process modeling combined with meaningful nondestructive tests must be integrated into performance design using computer analysis to reduce weight and increase performance and reliability.
In this final installment of our 12-part series on the Metalcasting Process, a variety of destructive and nondestructive tests that are commonly used by foundries are discussed.
For many years, the most common nondestructive tests included liquid penetrant, magnetic particle, x-ray radiography, ultrasonic, eddy current testing and the old standby, hardness testing.

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