Jun 06, 2017
Ultrasonic testing of surge tank includes diffraction time difference ultrasonic testing (TOFD), recordable pulse reflection ultrasound and non-recordable pulse reflection ultrasound.
The conditions for compliance with surge tank for hydraulic tests
(1) No leakage;
(2) No visible deformation;
(3) No abnormal sound during the test.
Links: Pressure Vessel & Tank Manufacturers.