Ultrasonic testing is a nondestructive testing method that uses sound waves to detect flaws and inaccuracies in materials like welds and metals. It can be used to test concrete by measuring the velocity of ultrasonic pulses, which indicates the density, elasticity, quality, and compressive strength of concrete by detecting voids, cracks, and other defects. The pulse velocity in concrete can be affected by factors like the path length, specimen dimensions, presence of reinforcement, and moisture content.
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Ultrasonic investigation
1.
2. Ultrasonic testing is completely nondestructive
and safe, and it is a well established test
method in many basic manufacturing,
process, and service industries, especially in
applications involving welds and structural
metals.
3. Ultrasonic Flaw Detection Test :
Ultrasonic testing is completely nondestructive
and safe, and it is a well established test
method in many basic manufacturing,
process, and service industries, especially in
applications involving welds and structural
metals.
4. Ultrasonic Pulse Velocity Test :
Ultrasonic concrete testing is based on the
pulse velocity method to provide information
on the uniformity of concrete, cavities, cracks
and defects. The pulse velocity in a material
depends on its density and its elastic
properties which in turn are related to the
quality and the compressive strength of the
concrete.
5. The pulse velocity in concrete may be
influenced by
a) Path length
b) Lateral dimension of the specimen tested
c) Presence of reinforcement steel
d) Moisture content of the concrete
