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Technical information

Ultrasonic Test thickness measurement of buttweld cap

The pipe end cap helps protect the end of the pipes of various shapes, and its main purpose is to make the connections waterproof.Measurements are made with specialized equipment.

the procedure for conducting an Ultrasonic Test (UT) on steel pipe thickness typically involves the following steps:

Preparation: Ensure that the steel pipe is clean and free from any debris or coatings that could interfere with the ultrasonic waves. The surface should be smooth and dry.

Calibration: Calibrate the ultrasonic testing equipment by using a known reference standard with a known thickness. This step ensures accurate measurements.

Coupling: Apply a suitable couplant, such as a gel or oil, to the surface of the steel pipe. This helps to improve the transmission of ultrasonic waves between the transducer and the pipe wall.

Transducer Placement: Position the ultrasonic transducer on the outer surface of the steel pipe at the desired inspection location. The transducer emits ultrasonic waves into the pipe wall and receives the reflected waves.

Scanning: Move the transducer along the length of the pipe in a systematic manner, ensuring complete coverage of the desired inspection area. The transducer emits ultrasonic waves and receives echoes from the interface between the pipe wall and any defects or changes in thickness.

Data Collection: The ultrasonic testing equipment records the time taken for the ultrasonic waves to travel through the pipe wall and return as echoes. This data is used to calculate the thickness of the steel pipe wall.

Analysis: Analyze the collected data to determine the thickness of the steel pipe wall at various locations. Compare the measurements with specified standards or requirements to identify any deviations or defects.

Reporting: Document the results of the ultrasonic test, including the measured thickness values, inspection locations, and any detected defects or anomalies. This information is typically reported in a clear and concise format for further analysis or decision-making.

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