... ,sealed test pressure:2.22Mpa2:,tanker has through ISO90013,100% X-raying"pressure vessel 50m3 BULK STORAGE LPG TANKS"Material:1 ... certificate-1 Material test (Q345 no scratch, Pressure values -2 X-ray inspection for bubbles, sand-3 Hydrostatic test certificate-4 Ultra ... used for fabrication of tank-8 Welding joints should be x-rayed as per rules and regulations.-9 Illustration of Welding ...