Ultrasonic Safety & Survey Equipments

Friday 5 July 2013

The Ultrasonic Hatch Cover Tester Responds Quickly To Leaking Waves

portsscannerIt is the duty of the company that has collected goods to be transported to any agreed location to be safe and undamaged. If any goods are damaged on the way, the shipping company is held responsible for the damages. Currently there are two types of policies being followed by the shipping companies, if the damage is repairable, the company pays for the repairs but if it is not repairable, the company will have to pay the full price. So far the claims that have come forward have forced the company to pay the full price because the damage inflicted upon it was always up to the extreme levels.

The main reason for the damages is because the hatch covers are never in the best condition. They leak, squeak and let the water inside which results in flooding the entire cargo hold. As a precaution the checking of tightness of hatch with ultrasound is encouraged. Although it is not mandatory by law, but it provides the best results in terms of checking the tightness of hatch covers. Nay leaks that are not visible to the human eye can be easily found through the ultrasonic device. It does not take a lot of time to run the test as the procedure is no longer than simple scanning as a handheld scanner.

In the case of a handheld scanner, it beeps in the presence of a metal body. But in the case of the ultrasonic hatch cover tester, it beeps in the absence of metal hence indicating the area of leakage. The process to conduct a test is as follows.
  • The ultrasonic hatch cover tester is assembled using the different parts such as the stick and the transducer.
  • The generator is a small device which generates ultrasonic beeps regularly in all directions filling the cargo hold with ultrasonic waves.
  • The generator is placed in the cargo hold and the covered with the hatch covers.
  • Using the scanner, the entire body is scanned closely.
  • As the scanner comes to a point where the ultrasonic waves manage to escape, it detects the waves and starts beeping.
  • The areas where the beep could be heard are marked for repairs.

The hatch cover ultrasonic tightness testing is the best way to find leaks in the least amount of time. it saves the shipping company from encountering delays that are often caused by the manual testing methods.

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